Chief Boatswain's Mate Joselito P. Sacramento, of Naval Mobile Construction Battalion (NMCB) 5, radios headquarters during a security alert drill in Operation Bearing Duel 6-07.

FORT HUNTER LIGGETT, Calif. (Aug. 27, 2007) Chief Boatswain's Mate Joselito P. Sacramento, of Naval Mobile Construction Battalion (NMCB) 5, radios headquarters during a security alert drill in Operation Bearing Duel 6-07. More than 450 of the battalions Seabees participated in the tactical field exercise, required by the Navys Fleet Response Plan to prepare and certify the unit for assignments outside the United States. U.S. Navy photo by Mass Communication Specialist 3rd Class Patrick W. Mullen III File# 070827-N-8547M-061