USO Greeting Service members at Mihail Kognalniceanu Air Base, Romania, greet USO Talent as they arrive as part of the Chairman's USO New Year's Tour 2020, Jan. 6, 2020. Vice Chairman of the Joint Chiefs of Staff Air Force Gen. John E. Hyten and Senior Enlisted Advisor to the Chairman Ramon "CZ" Colon-Lopez are hosting the Chairman's USO Tour on behalf of the chairman of the Joint Chiefs of Staff, Army Gen. Mark A. Milley. SHARE IMAGE: Download Image: Full Size (1.29 MB) Photo By: Army Sgt. James K. McCann, DOD VIRIN: 200106-D-SW162-1083A.JPG Photo Gallery