U.S. Army Gen. John F. Campbell, left, commander of the International Security Assistance Force and U.S. Forces Afghanistan, shows U.S. Defense Secretary Chuck Hagel a monument dedicated to fallen soldiers at the ISAF headquarters in Kabul, Afghanistan, Dec. 6, 2014. U.S. Army Gen. John F. Campbell, left, commander of the International Security Assistance Force and U.S. Forces Afghanistan, shows U.S. Defense Secretary Chuck Hagel a monument dedicated to fallen soldiers at the ISAF headquarters in Kabul, Afghanistan, Dec. 6, 2014. SHARE: Download: Full Size (4.43 MB) Tags: photo essays Credit: VIRIN: 752565-N-IMF20-406.jpg Photo Gallery