US Navy 080723-N-2959L-050 Mineman 3rd Class Damien Drolet, left, and Seaman Colby Cook prepare for push-ups with their Basic Crewman Training (BCT) classmates at Naval Amphibious Base, Coronado
Autore: U.S. Navy photo by Mass Communication Specialist 2nd Class Dominique M. LascoLink di attribuzione: commons.wikimedia.org