151212-N-VY375-020 PHILADELPHIA (Dec. 12, 2015) Special Warfare Operator 1st Class Brandon Peterson, left, and Special Warfare Operator 1st Class T.J. Amdahl, members of the U.S. Navy Parachute Team, the Leap Frogs, wave to the crowd after a demonstration during the 116th Army-Navy football game at Lincoln Financial Field. (U.S. Navy photo by Mass Communication Specialist 2nd Class Pyoung K. Yi/Released)