151107-N-WJ386-423 NAS PENSACOLA, Fla. (Nov. 7, 2015) U.S. Navy Flight Demonstration Squadron, the Blue Angels, diamond pilots perform the echelon parade maneuver at the NAS Pensacola Blue Angels Homecoming Air Show. This was the final Blue Angels air show performance of 2015. (U.S. Navy photo by Mass Communication Specialist 1st Class Andrea Perez/Released)