WINNEFELDS ON RAMSTEIN U.S. Navy Adm. James A. Winnefeld Jr., vice chairman of the Joint Chiefs of Staff, and his wife, Mary, wave on stage during a USO concert on Ramstein Air Base, Germany, March 3, 2015. Winnefeld is hosting a USO tour to provide cheer for service members serving around the world. The tour runs through March 9, 2015. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 942312-H-CDW53-688.jpg Photo Gallery