Tech. Sgt. Eric Holton, 6th Air Mobility Wing at MacDill Air Force Base, Fla. presents his design for a KC-135 Stratotanker engine-specific maintenance platform stand during the 2018 Air Mobility Command Phoenix Spark Tank competition, where four finalists pitched their innovation ideas to a panel of judges at the Airlift/Tanker Association Symposium in Grapevine, Texas, Oct. 27, 2018. (U.S. Air Force photo by Tech. Sgt. Jodi Martinez)