“Aluminum Overcast,” Experimental Aircraft Association’s B-17, banks right above Hill Air Force Base, Utah, Thursday, Aug. 13, 2015. EAA’s B-17 is painted to resemble B-17G #42-102515 of the 398th Bombardment Group (Heavy) that flew from RAF Nuthampstead, U.K., during World War II. That aircraft was shot down over Le Manior, France on Aug. 13, 1944, during its 34th combat mission. (U.S. Air Force Photo by R. Nial Bradshaw/Released)