Audio engineers’ roles crucial for sucessful shows
Tech. Sgts. Micah Killion (left) and Dave Balandrin unpack a xylophone prior to a performance by The U.S. Air Force Band at Davison High School in Davison, Mich., April 12, 2014. Killion, a native of Gainesville, Fla., is a trumpeter with the Concert Band. Balandrin, a native of Salt Lake City, is a French hornist with the Concert Band. (U.S. Air Force photo/Master Sgt. Tammie Moore)