U.S. Army Spc. Kirk Calabrese throws a Tomahawk to demonstrate the final physical event of the Top Tomahawk competition on Forward Operating Base Spin Boldak in Kandahar province, Afghanistan, March 29, 2013. Calabrese is assigned to the 2nd Infantry Division's 2nd Battalion, 23rd Infantry Regiment, 4th Striker Brigade Combat Team. U.S. Army Spc. Kirk Calabrese throws a Tomahawk to demonstrate the final physical event of the Top Tomahawk competition on Forward Operating Base Spin Boldak in Kandahar province, Afghanistan, March 29, 2013. Calabrese is assigned to the 2nd Infantry Division's 2nd Battalion, 23rd Infantry Regiment, 4th Striker Brigade Combat Team. SHARE: Download: Full Size (2.28 MB) Tags: photo essays Credit: VIRIN: 006695-J-AVO67-988.jpg Photo Gallery