Ras Lanuf, March 11: Lynsey Addario and Tyler Hicks of The New York Times (center left and right) stand on the side of a road in Libya with Yuri Kosyrev of Time magazine and freelancer Nicki Sobecki. Four days later, Addario and Hicks were taken captive along with Times journalists Anthony Shadid and Stephen Farrell.
John Moore/Getty Images
A Pennsylvania state trooper and plant security guards stand outside the closed front gate to the Metropolitan Edison nuclear power plant on Three Mile Island near Harrisburg, Pa., in 1979.
Paul Vathis, File Photo/AP
Paul Rider runs on Mulholland Drive in Los Angeles, March 25, 2011. Researchers say a moderate running regimen is actually beneficial for the joints of people with healthy knees.
Dennis J. Provost for NPR