Non-lethal weapons are set out for training during a demonstration at Joint Base Langley-Eustis, Virginia, Nov. 8, 2018. Students taking a Joint Non-Lethal Weapons Program class had the opportunity to test non-lethal weapons that they have spent weeks learning about, including ocular interrupters, lasers, grenades and tasers. (U.S. Air Force photo by Airman 1st Class Monica Roybal)