Builder 3rd Class Eric Geraghty, assigned to Naval Mobile Construction Battalion (NMCB) 3, checks for enemy movement while on a defensive patrol during Operation Bearing Duel 2009.

FORT HUNTER LIGGETT, Calif. (Apr. 25, 2009) Builder 3rd Class Eric Geraghty, assigned to Naval Mobile Construction Battalion (NMCB) 3, checks for enemy movement while on a defensive patrol during Operation Bearing Duel 2009. Bearing Duel is an annual field training exercise to test the battalion's ability to deploy to a contingency environment. (U.S. Navy photo by Mass Communication Specialist Seaman Ernesto Hernandez Fonte) File# 090425-N-9584H-003