170111-N-NI474-121 EL CENTRO, Calif. (Jan. 11, 2017) U.S. Navy Flight Demonstration Squadron, the Blue Angels, conduct a training flight over El Centro, Calif. Blue Angels pilots will complete 120 practice flights before kicking off the 2017 air show season. (U.S. Navy photo by Mass Communication Specialist 1st Class Daniel M. Young/Released)