AIM GAME As seen through a night-vision device, U.S. Army Pfc. Sean Davis tightens his aim so he can put five consecutive rounds into a black silhouette during a night-fire training event at Joint Security Station Constitution, Iraq, May 13, 2011. Davis is a rifleman assigned to the 1st Infantry Division's 1st Battalion, 63rd Armor Regiment, 2nd Advise and Assist Brigade. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 870939-W-APV37-620.jpg Photo Gallery