U.S. citizens evacuate from Toussaint Louveture International Airport, Port-au-Prince, Haiti on Jan. 15, 2010. The evacuees were flown out on a C-17 Globemaster III from Dover Air Force Base, Del. Haiti was struck by an earthquake that leveled much of the country's infrastructure. Some estimates put the death toll at more than 50,000. (U.S. Air Force photo by Master Sgt. Russell E. Cooley IV)