Sgt. Matthew Roberts, along with fellow members of Company B, 2nd Battalion, 12th Infantry Regiment, 4th Brigade Combat Team, 4th Infantry Division, patrols the Korengal valley in Afghanistan's Kunar province, during the early morning hours of Aug. 1...

Spc. Jesus Sanchez, a native of Mesa, Ariz., watches for suspicious activity during an early morning patrol in the Kunar province of Afghanistan's infamous Korengal valley, Aug. 13. Sanchez is a combat medic with Company B, 2nd Battalion, 12th Infant...

Soldiers and Air Force personnel return fire at insurgent positions from a steep hillside in the Korengal of Afghanistan's Kunar province, Aug. 13, 2009. The 20-minute gun battle ended with 500 pound bombs, dropped by U.S. Air Force F-15 fighter jets...

A Soldier watches as U.S. Air Force F-15 fighter jets destroy pound insurgent positions with a bombs, after a 20-minute gun battle in the Korengal Valley of Afghanistan's Kunar province, Aug. 13, 2009. The Soldiers are assigned to the 4th Infantry Di...

Sgt. Matthew Roberts, a native of Houston, Texas, scans the hills surrounding the Korengal valley in Afghanistan's Kunar province, during an early morning patrol, Aug. 13. Roberts is a member of Company B, 2nd Battalion, 12th Infantry Regiment, 4th B...