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Early Nightly -- 'Wounds of War' edition

Brian anchors the broadcast tonight, but Chief Science & Health Correspondent Robert Bazell pinch hits in today's vlog. One viewer e-mailed us this week to say Robert's 'Wounds of War' reports are "some of the finest reporting" he's ever seen. You can see all elements of the series to date -- reports, videos, blogs -- here.

To find out the focus of tonight's installment, click here or on the image to watch the vlog.