Members of the flight deck crew are about to direct a C-2A Greyhound to one of the the carrier's four steam powered catapults aboard USS Theodore Roosevelt (CVN 71). The Greyhound provides critical logistics support to aircraft carriers and can deliver payloads of up to 10,000 pounds. The cabin can readily accommodate cargo, passengers or both. It is also equipped to accept litter patients in medical evacuation missions. Theodore Roosevelt is underway in the Atlantic Ocean conducting flight deck certifications. U.S. Navy photo by Photographer?s Mate 2nd Class Floyd Grimm.