WADI WATCH U.S. Army soldiers scan a wadi for suspicious traffic during a patrol near Combat Outpost Sabari, Afghanistan, April 25, 2009. The soldiers are assigned to the 25th Infantry Division's 1st Battalion, Company D, 501st Infantry Regiment, 4th Brigade Combat Team. A wadi is an Arabic term referring to a valley that may contain water during times of heavy rain. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 064463-I-UMP84-239.jpg Photo Gallery