BALA MURGHAB, Afghanistan – Pfc. Ben Bradley (left), a Bulldog Troop, Red Platoon scout from the 7th Squadron, 10th Cavalry Regiment, ducks away from insurgent machine gun fire, as fellow scout Sgt. Jeff Sheppard, launches a M-203 grenade at the enemy’s position, during a combat engagement in northern Bala Murghab Valley, Badghis Province, Afghanistan April 4, 2011. Bradley, Sheppard, Air Force Tech. Sgt. Kevin Wallace, Navy Petty Officer 2rd Class Ryan Lee and his military working dog ‘Valdo’ were wounded by a rocket propelled grenade blast in the engagement. (U.S. Air Force photo/Master Sgt. Kevin Wallace/RELEASED)