180111-N-NI474-081 EL CENTRO, Calif. (Jan. 11, 2018)Sailors assigned to the U.S. Navy Flight Demonstration Squadron, the Blue Angels, prepare to launch the jets during a winter training flight at Naval Air Facility El Centro, California. The Blue Angels are scheduled to perform more than 60 demonstrations at more than 30 locations across the U.S. in 2018. (U.S. Navy photo by Mass Communication Specialist 1st Class Daniel M. Young/Released)