MIAMI - Members from Coast Guard District Seven staff perform sit-ups at Brickell Key Park in Miami Jan. 13, 2011 as part of the Coast Guard Seventh District Resolution Challenge. The challenge is designed around the Coast Guard physical fitness test, which requires push-ups and sit-ups in one minute and a one-mile-and-a-half run. U.S. Coast Guard photo by Petty Officer 3rd Class Sabrina Elgammal.