Department of Homeland Security Secretary Janet Napolitano and TSA Administrator John S. Pistole on Wednesday announced the expansion of TSA's passenger pre-screening program to 28 additional airports across the country.
The Transportation Security Administration is expanding its pre-screening airport security program to 28 additional airports in 2012. NBC's Tom Costello reports.
A shoe shine man sits in front of a closed shop in central Athens Wednesday.
John Kolesidis / Reuters
A man reads a newspaper in an empty souvenir shop in the Monastiraki tourist area in Athens on Wednesday.
Unless the Greek government can negotiate a deal, the troubled country could be the first in the European Union to default, sending its economy -- and, possibly, others -- into a death spiral. NBC's Keith Miller reports.
Photographer Chad Blakley captured this view of the northern lights over Sweden's Abisko National Park on Feb. 6. "The lights started around 6:00 p.m. and continued into the very early hours of the morning," Blakley told SpaceWeather.com. Check out Blakley's gallery on SpaceWeather.com for still more stunning views.
AuroraMAX / CSA
The rippling northern lights share the skies with a nearly full moon over Yellowknife in Canada's Northern Territories early today, as seen by the Canadian Space Agency's AuroraMAX wide-angle camera. To keep on top of northern Canada's aurora extravaganza, check the AuroraMAX website and Twitpic account.
Time-lapse video from the International Space Station on Jan. 29. These sequences of frames were taken at the rate of one frame per second, which is closer than usual to the station's true speed.
This video was taken from the International Space Station on Jan. 29 during a pass from just southwest of Mexico to the North Atlantic Ocean, northeast of Newfoundland. As the space station travels northeast over the Gulf of Mexico, you can see New Orleans, Mobile, Jacksonville and Atlanta. Continuing up the East Coast, the cities of Washington, Baltimore, Philadelphia and New York City stand out brightly. The northern lights shine in the background as the pass finishes near Newfoundland.
This video was taken from the International Space Station on Jan. 26 during a pass from North Dakota to central Quebec. The northern lights can be seen near the space station, with small patches of the green auroral light dancing around.
The Queen and The Duke of Edinburgh watching competitors at the Badminton Horse Trials, April 20, 1968.
Jane Bown / Camera Press
The Queen's 80th birthday portrait, taken in February 2006, is one of 60 photographs included in an exhibition at Windsor Castle's Drawings Gallery to celebrate The Queen's Diamond Jubilee.
UPPA / Photoshot
The Queen returns to Buckingham Palace after the Coronation, June 2, 1953.
The Royal Collection
The Queen with the Duke of Edinburgh and their children (from left) Prince Charles, Prince Andrew and Princess Anne. March 1960.
Polly Borland / Camera Press
The Queen in 2001.
The Queen with Prince and Princess Michael of Kent at Epsom watching as Kahyasi wins the Derby, June 1, 1988.
Matt Dunham / AP
Members of The Kings Troop Royal Horse Artillery are seen through the smoke of their firing during a 41 Gun Salute to mark the official start of Queen Elizabeth II's Diamond Jubilee in Hyde Park, London, on Feb. 6, 2012.
A police officer braves the cold as he detains a demonstrator wearing a carnival costume of death who tried to take part in an unauthorized stage protest just outside the Interior Ministry headquarters in Moscow on Friday. The sign on the protester's chest says "Corruption."
Kirill Kudryavtsev / AFP - Getty Images
Two of the organisers of the upcoming opposition rally "For Fair Elections," anti-Kremlin blogger Alexei Navalny (R) and former chess champion Garry Kasparov (L), speak as they attend a meeting of the rally organisers in Moscow, on Jan. 31, 2012.
Misha Japaridze / AP
Russian opposition leader Sergei Udaltsov shows a V sign after he was released from a detention center in Moscow, Russia, Wednesday, Jan. 4, 2012. Udaltsov, whose jailing became a rallying point for the Russian opposition, has been freed after a month in custody.
Str / AFP - Getty Images
Opposition activists hang their banner reading: "Putin, go!" atop a bulding's roof, just over the Moskva River river from the Kremlin (foreground) in Moscow, on Feb. 1.
A file photo of Leonardo da Vinci's original "Mona Lisa" (L) which hangs in the Louvre in Paris, and a recently discovered and restored copy of the "Mona Lisa" painting as it was displayed at Madrid's El Prado Museum is seen in this combination photo Feb. 1, 2012.
An analysis demonstrated this painting was done at the same time as the real masterpiece. NBC's Brian Williams reports.