Underwater Demolition training

A U.S. Navy SEAL candidate in the final phase of Basic Underwater Demolition training is illuminated by a flare on San Clemente Island, Calif., March 11, 2011. The Navy SEALs are the maritime component of U.S. Special Operations Command and are trained to conduct a variety of operations from the sea, air and land. (DoD photo by Mass Communication Specialist 3rd Class Blake Midnight, U.S Navy/Released)