Aviation Maintenance Administrationman 1st Class Yvonne Dumas, assigned to the U.S. Navy flight demonstration squadron, the Blue Angels, conducts a pre-flight inspection of the landing gear on one of the Blue Angels' F/A-18 aircraft. Dumas earned her computer operator apprenticeship certificate through the United Services Military Apprenticeship Program (USMAP) as part of her normal daily routine on the maintenance control staff. USMAP certificates are earned in partnership with the U.S. Department of Labor. (U.S. Navy photo by Ed Barker/Released)