A column of troops and armor of the 1st Marine Division move through communist Chinese lines during their successful breakout from the Chosin Reservoir in North Korea. The Marines were besieged when the Chinese entered the Korean War November 27, 1950, by sending 200,000 shock troops against Allied forces.
Photo by Master Sgt. Donald Allen
Aerial refueling of F-35 Lightning II Joint Strike Fighters at Eglin AFB, Fla.