YOKOTA AIR BASE, Japan (AFPN) -- Members of the Air Force Tops in Blue entertainment troupe perform for several hundred people here. The group -- called the Air Force's "expeditionary entertainers -- performed a 90-minute music, dance and comedy show here today. The group travels to provide entertainment where ever U.S. troops are -- especially those in remote locations around the world. (U.S. Air Force photo by Master Sgt. Val Gempis).