CHAK CHECK U.S. Army Pfc. David Boucher provides security in the Chak district, Wardak province, Afghanistan, Sept. 24, 2010. Boucher is assigned to Company A, 1st Battalion, 503rd Infantry Regiment, 173rd Airborne Brigade Combat Team. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 454980-W-MDE94-661.jpg Photo Gallery