Marines with 2nd Combat Engineer Battalion stand ready with combat boots, rifles and Kevlar helmets to build the battlefield crosses in honor of three fallen Marines during a memorial ceremony aboard Camp Leatherneck, Afghanistan, July 8, 2014. The service was held to honor Staff Sgt. David H. Stewart, a combat engineer, platoon sergeant and native of Stafford, Virginia; Cpl. Brandon J. Garabrant, a combat engineer and native of Peterborough, New Hampshire; and Cpl. Adam F. Wolff, a combat engineer and native of Cedar Rapids, Iowa, all Marines serving with 3rd Platoon, Route Clearance Company, 2nd Combat Engineer Battalion, who gave the ultimate sacrifice while conducting combat operations in Helmand province, Afghanistan, June 20, 2014.