PARIS RE-ENLISTMENT U.S. Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, re-enlists a U.S. Navy senior chief from atop the Arc de Triomphe with the Eiffel Tower in the background in Paris, Jan. 17, 2012. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 086900-C-OTA18-504.jpg Photo Gallery