Lt. Gen. Christopher P. Weggeman, Air Combat Command deputy commander, holds a portable magnetic aircraft cover during ACC’s 2020 Spark Tank competition at Joint Base Langley-Eustis, Va., Oct. 16, 2019. The competition, which is part of an Air Force-wide innovation initiative, encourages Airmen of all ranks and careers to generate innovative ideas that save time, money and maintain readiness. (U.S. Air Force photo by Tech. Sgt. Nick Wilson)