Tech. Sgt. Micah Killion, U.S. Air Force Band’s Airmen of Note trumpeter, plays Taps during the 9/11 Remembrance Ceremony at Joint Base Andrews, Md., Sept. 11, 2017. To pay respects to those who were effected by 9/11, taps was also played four times during Patriot Day, at 8:46, 9:03, 9:37 and 10:07 a.m., the times each attack occurred.