Afghanistan A Boy and His Dog May 31, 2013 Share Read Later Sgt. Julieanne Morse / U.S. ArmySpc. Chase Couturiax, a tactical explosives detection dog handler with the 4th Infantry Brigade Combat Team, 3rd Infantry Division, rests with his dog, Sgt. Nina, during a foot patrol to counteract indirect fire near Combat Outpost Baraki Barak in Logar province, May 21.