Afghanistan “Look Ma — No Helmet!” July 03, 2012 Share Read Later Army photo / Sgt. Michael J. MacLeodArabkhan, a platoon sergeant with the Afghan National Army's 3rd Brigade, 203rd Corps, crosses the Tarnak River in Ghanzi province with U.S. Army Staff Sgt. Jacob Hurndon on June 15. Arabkhan has a reputation among both his own and U.S. troops for leading from the front.