Chris Darnell, Shockwave driver, performs during AirPower Over Hampton Roads JBLE Air and Space Expo at Joint Base Langley-Eustis, Virginia, May 19, 2018. Shockwave is a modified class-8 truck that shoots fire, billows smoke and can reach speeds of 300 miles per hour. (U.S. Air Force photo by Senior Airman Derek Seifert)