WITH THE TROOPS U.S. Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, addresses questions from service members on Bagram Airfield, Afghanistan, Feb. 26, 2014. Dempsey traveled to Afghanistan to talk with troops and commanders to assess the mission's status. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 922144-Q-BTB65-074.jpg Photo Gallery