Marines Solemn Semper Fi Oct. 04, 2012 Share Read Later Army photo / Master Sergeant Kap KimMarine General John Allen, the top U.S. commander in Afghanistan, kneels following the memorial ceremony for fallen Marines at Camp Leatherneck, Helmand Province, Sept. 19. Four days earlier, insurgents killed a pair of Marines, Sergeant Bradley Atwell and Lieutenant Colonel Christopher Raible, at nearby Camp Bastion .