USAFA Drone Racing Team The high-pitched whine of drone propellers fills the confines of the Holaday Athletic Center (HAC) at least three times a week. The newly established Air Force Academy Drone Racing Team uses the expansive USAFA facility to hone its skills at flying small unmanned aircraft systems (UAVs) through an obstacle course at great speeds. Over the past year, practice time for pilots has been severely limited as social distancing protocols have been observed. But the restrictions h