We are following developments in Iran today... where the Iranian government is detaining those 15 British sailors and marines.  There are reports that Iran may consider putting them on trial.  NBC's Stephanie Gosk will have the latest from London.

The pet food recall is growing... another brand of dog food has been added to the list.  NBC's John Larson has that story.

CNBC's Scott Cohn reports on America's new cash crop... corn.

In Nicaragua tonight... the story of an American convicted of rape and murder.  NBC's Kerry Sanders reports on why the case may not be clear-cut.

NBC's Janet Shamlian tells us about a troubled housing market… some homes going for less than the cost of a car… and they're still not selling.

And they're calling it the Arabic version of American Idol... tonight NBC's Tom Aspell tells us how one woman from Iraq... who won the competition... is bringing people together in Iraq.

It's all coming up tonight.  We hope you'll join us.

We are following the latest developments in Iran tonight. As the U.N. Security Council decides whether or not to place new sanctions on Iran, British officials are demanding that Iran release 15 British Marines and sailors who were captured by the Iranians this week. NBC's Rehema Ellis is following that story.

Also, there's new information on how the U.S. Army handled Pat Tillman's death. He's the pro football player turned soldier who was killed by friendly fire in Afghanistan. A new report says nine officers including four generals could be held accountable for mistakes that were made following Tillman's death. NBC's John Yang reports.

We'll also discuss the latest development in the controversy surrounding Attorney General Alberto Gonzales with NBC's Political Director Chuck Todd.

On Friday, 13 tornadoes ripped through Texas and New Mexico Friday injuring 16 people and causing some serious damage. Gadi Schwartz of NBC affiliate KOB in Albuquerque, N.M., is following the story for us.

Elizabeth Edwards was out on the campaign trail with her husband and presidential candidate John Edwards Saturday, just two days after she announced that her cancer has returned. NBC's Jennifer London has that story.

NBC's Ian Williams has a candid look at the people of Iran tonight, and NBC's Lisa Myers tells us about a new investigation that has found that some doctors and other medical providers who owe more than $1 billion dollars in back taxes are still collecting money from medicare.

Plus NBC's Don Teague reports on the factory that makes Purple Heart medals that are awarded to service members wounded in combat.

It's all coming up tonight. We'll see you then.

Tomorrow marks the four-year anniversary of the war in Iraq.  Insurgent attacks continue… and the deaths of at least 7 more U.S. soldiers were announced.  We'll look at the cost of this war... and Tom Aspell will report from Baghdad. (See our complete online coverage here.)

John Yang will be at the White House covering the war at home.  Thousands take to the streets across the country in protest of the war… while lawmakers debate the future over this morning's news talk shows.  We'll also talk to CNBC's Chief Washington Correspondent, John Harwood.

Also tonight, Peter Alexander will have an update on today's high gas prices, along with a look ahead.

Jim Maceda has an inside look of Baghdad's makeshift medical centers.  Iraqi's continue to struggle to get even the BASIC medical care… Now US Army Medics care for civilians as part of a new effort to win over the hearts and minds of Iraqi's by tending to broken bodies.

We are following new development in Iraq tonight.  In the Anbar province 3 suicide bombers with chlorine-laden trucks killed 2 Iraqi policemen... and forced 350 others to seek treatment for exposure to the gas.  NBC's Tom Aspell is in Baghdad.

Also... we'll show you the war protests in Washington and other cities today.

We're following the latest controversy surrounding U.S. Attorney General Gonzales.  There have been calls from Democrats and one Republican lawmaker for his resignation.  NBC's John Yang has that story.

The impact of the big winter storm that hit the northeast last night is still being felt today.  Airlines canceled hundreds of flights... and stranded passengers were still hoping for a way out of airports today.   NBC's Ron Allen reports.

There's been a recall for 46 brands of dog food and 37 brands of cat food in the U.S.  Authorities are concerned that the food could cause kidney failure in the animals.  NBC's Peter Alexander reports.

Plus... NBC's Anne Thompson reports on a doctor with a mobile medical RV ... who is taking health care to people who need it along the Katrina ravaged gulf coast.

NBC's Ian Williams tells us what some Iranian people are saying about the U.S.

And we'll have the story of one woman… who went searching for her long lost relatives... and was surprised by who she found.

It's all coming up tonight. We hope to see you then.

On the day after a multinational conference aimed at trying to stop the violence in Iraq... there was more violence today... at least 20 killed in two separate attacks.  It comes just as President Bush plans to send 4 thousand more U.S. troops to Iraq... that's in addition to the 21-thousand troop surge.  NBC's Tom Aspell reports from Baghdad.  NBC's Kelly O'Donnell is traveling with the President in Colombia where Mr. Bush's visit prompted protests and tight security. And NBC's John Yang reports tonight on the new Republicans who are thinking about running for President.

Also, the baby that was kidnapped from a hospital in Lubbock, Texas, was found today in Clovis, New Mexico.  The baby girl has now been reunited with her mother in Texas.  NBC's Charles Hadlock reports.

You may have seen the video of professional hockey player Chris Simon of the New York Islanders... using his stick to hit New York Ranger Ryan Hollweg.  Today, the NHL suspended Simon for 25 games... the toughest punishment yet handed out by the league.  NBC's Dawn Fratangelo has that story.

NBC's Kevin Corke reports In-Depth tonight on the unique relationship between religion and the issue of global warming.

And NBC's Peter Alexander has the story of a Marine just back from Iraq... who's been ordered to play baseball.

It's all coming up tonight.  We hope you join us.

We are following several important stories tonight.

From Iraq... we'll have the latest on the regional conference between Iraq, Iran, Syria and the United States.  The fact that envoys from Iran and the U.S. were at the same table... made this an unusual meeting.  Iraq's Prime Minister urged his neighbors to take a strong stand against terrorism.  NBC's Richard Engel is there tonight... and will have the latest.

Also... NBC's Ian Williams is in Iran with reaction from people on the street... to this latest conference.

As President Bush continued his trip through South America ... he had little to say about the Iraq conference.  The focus of his remarks today had to do with an ongoing controversy back in the U.S. There have been reports this week that the FBI abused its power in gathering information about suspected terrorists.  There have also been allegations that the Justice Department decided to replace several U.S. attorneys because of political pressure.  The revelations prompted the President to defend his Attorney General today.  NBC's John Yang is following that story from Washington.

NBC's Kelly O'Donnell is traveling with the President in Uruguay.  Last night in Argentina... Venezuelan President Hugo Chavez organized a huge protest against President Bush's visit... where thousands turned out at a soccer stadium.  Kelly will have that story.

The price of gasoline is on the rise again in the U.S. We'll talk to energy analyst John Kilduff about what we can expect this summer.

It's time to spring forward.  It's actually 3 weeks earlier than usual.  NBC's Tom Costello will tell us about the change this year.

And we'll end with Scotch whiskey.... why the Chinese have helped revive interest in the drink.  That story from Stephanie Gosk.

A bit earlier, I spoke with Brian Williams who made his 3rd trip to Baghdad today.  He will be covering the troop surge from Iraq all week.  Tonight Brian and NBC's Tom Aspell have more on the latest effort by U.S. troops to beef up security by moving into Sadr City.  Brian will anchor Nightly News from Iraq each night this week... and you can find out more about his trip by looking here in the "Daily Nightly" blog.

Plus, we'll tell you about a soldier serving in Iraq who is back home facing a tragedy tonight.  NBC's Kerry Sanders has that story.

Also, the battle in the Democratic Party between Hillary Clinton and Barak Obama…  The two candidates spoke today in Selma Alabama on the anniversary of Bloody Sunday. NBC's Andrea Mitchell reports.

NBC's John Yang is following the Republican candidates... and tells us about Rudy Giuliani's surge in the polls.

We will talk to CNBC's Maria Bartiromo about the economy and what's expected when the markets open tomorrow.

And we'll find out how YouTube is changing the way police search for suspects. NBC's Michael Okwu reports.

It's all coming up tonight.  We hope to see you then.

We are covering the fallout from the storm system that ripped across the country this week.  President Bush traveled south today to visit those hit by devastating tornadoes.  NBC's Kerry Sanders is following the story and will have the latest.

Also... NBC's Mark Potter hears from some of those who were on the bus carrying members of Bluffton University's baseball team... that ran off an overpass in Atlanta...  killing 6 people.

The Washington Post story on Walter Reed... that we first reported on this broadcast two weeks ago... is still unfolding.  NBC's John Yang tonight on President Bush's first public comments on the scandal.

In depth tonight... a rare look inside Iran.  NBC's Ian Williams reports from Tehran on the diplomatic dance between Iran and the U.S.

NBC's Tom Costello will tell us about the impact daylight saving time could have on some computers.

And NBC's Janet Shamlian explains why more women are taking vacations that offer them an outdoor adventure.

It's all coming up tonight.  We hope to see you then.

A major winter storm is affecting a big part of the country tonight... and moving east.  Air travelers are facing big problems tonight... as hundreds of flights have been canceled.  Right now the storm is moving up the east coast.  NBC's Lisa Daniels has that story.  NBC's Don Teague will have more on the tornados that hit Arkansas last night.

In Iraq more violence today... and more deaths.  And we are getting late word that the President of Iraq has suffered a stroke and has been flown to Jordan for treatment.  NBC's Jane Arraf is in Baghdad tonight.

NBC's John Yang looks at the debate in Washington over the war.

After watching the Anna Nicole Smith court hearing unfold in Florida last week... there are some who are raising questions about cameras in the courtroom.  NBC's Michelle Kosinski reports.

CNBC's Sharon Epperson reports about a little known tax... and a refund that many taxpayers don't even know about.

And NBC's Stephanie Gosk reports on one art historian's personal Da Vinci code.

It's all coming up tonight.  See you then.

Last week... with the help of Washington Post reporter Dana Priest... we told you the story of the overflowing facilities at Walter Reed that caused military officials to put wounded soldiers in a reconfigured old hotel... with some startling problems.  Since then, the Defense Secretary has launched an investigation into the situation and veterans across the country have voiced their anger and concern.  Now, there is new information about the bureaucratic problems facing war veterans trying to obtain disability benefits from the Army.  NBC's John Yang will have the story tonight.

In Iraq, protests today after U.S. forces arrested the son of a prominent Shiite political leader.  There was more violence today as well.  Insurgents detonated a truck bomb outside a Sunni mosque in the town Habbaniyah 15 miles west of Baghdad.  At least 37 were killed and more than 60 were injured.  NBC's Jane Arraf will have that story from Baghdad.

NBC's Tom Costello takes a closer look at the new x-ray machines that are part of a pilot program at the Phoenix airport... and what TSA employees can really see with these machines.

Internet addiction is becoming a major problem in China. NBC's Ian Williams will tell us how the government is trying to rehabilitate the addicted computer users.

NBC's Lisa Daniels tells us about a new cigarette campaign that is targeting women.

As we approach tomorrow's Oscar broadcast... NBC's Peter Alexander reports on the challenges facing child actors.

It's all coming up tonight.  We hope to see you then.

Many of you may have seen NBC's Richard Engel this morning on Meet the Press.  He was in our newsroom this afternoon and I was able to spend some time talking with him about the war in Iraq.  Richard has been covering this story now for the past 4 years... a remarkable feat.  He is one of the few people in the world who has had an up-close view of the war.  Tonight, we will continue our conversation with Richard on NBC Nightly News... as he provides some context to the latest developments.

Today in Iraq... as the U.S. implements its new security plan... there was more violence in Baghdad.  NBC's Jane Arraf is in Baghdad.

Also... NBC's John Yang will have more on the expected fight in Congress over funding the war.

We are covering a new study on autism that suggests there are genetic causes for the developmental disorder.  NBC's Jennifer London reports.

NBC's Martin Savidge reports on the Mardi Gras celebration in New Orleans.

NBC's Dr. Nancy Snyderman has some tips for those of you who may be taking care of elderly parents.

And NBC's Ian Williams looks at the new baby boom in China.

It's all coming up tonight.  We'll see you then.

On this Saturday of a holiday weekend we are following several big stories.

One day after the U.S. House of Representatives passed a non-binding resolution opposing the President's new war plan for Iraq... Senators are trying to decide whether to debate a resolution on Iraq in the Senate.

NBC's Chip Reid will have the latest from the hill... NBC's John Yang reports from the White House... and NBC's Jane Arraf reports from Baghdad.

Plus... travel troubles.   After the snowstorm in the northeast... some flyers are still stuck in airports this holiday weekend.  Jetblue has gotten the most attention... but other airlines canceled flights too... and some of those passengers are still trying to get out of town.  NBC's Rehema Ellis reports tonight from JFK airport in New York.

NBC's Mark Potter reports on State Farm's decision to no longer write homeowner insurance policies in the state of Mississippi.

We've had an overwhelming response to our Trading Places series looking at the challenges of caring for aging parents.  So tonight... we've asked NBC's Lisa Daniels to take a look at one solution. She found a unique program in Vermont that's serving as an alternative to assisted living.  She'll have that story tonight.

That's the way it stands right now.  We hope to see you tonight.