Master Chief Equipment Operator Jeffery Robinson, right, assigned to Naval Mobile Construction Battalion One (NMCB-1) leads Mike Company seabees during a battalion march.

Gulfport, Miss. (Feb. 03, 2006) Master Chief Equipment Operator Jeffery Robinson, right, assigned to Naval Mobile Construction Battalion One (NMCB-1) leads Mike Company seabees during a battalion march at Construction Battalion Center, Gulfport. NMCB-1 seabees are preparing for their upcoming field exercise, "Operation Steel Shanks," which will sharpen the battalion's combat and contingency construction capabilities. U.S. Navy photo by Journalist 1st Class Dennis J. Herring File# 060203-N-3879H-001