170225-N-HA376-028 SIMI VALLEY, Calif. (Feb. 25, 2017) Seabees, service members and civilians observe colors during the 75th Annual Seabee Ball at the Ronald Reagan Presidential Library. The ball was held to commemorate the 75th Anniversary of the U.S. Navy Seabees, 150th Anniversary of the Civil Engineer Corps, and the 175th Anniversary of Naval Facilities Engineering Command in 2017. (U.S. Navy photo by Chief Mass Communication Specialist Lowell Whitman/Released)