MQ-1B Predator, MQ-9 Reaper

An MQ-1B Predator, left, and an MQ-9 Reaper taxi to the runway in preparation for takeoff June 13, 2014, on Creech Air Force Base, Nev. The aircraft are assigned to the 432nd Wing, which trains pilots, sensor operators and other remotely piloted aircraft crewmembers, and conducts combat surveillance and attack operations worldwide. (U.S. Air Force photo/Airman 1st Class Christian Clausen)