BREAKING: Police arrest armed man at Springfield, Missouri Walmart. The suspect, a white man in his 20s, was detained by an off-duty firefighter until officers arrived on the scene. The man showed up with a “tactical rifle”, bulletproof vest and more than 100 rounds of ammo. pic.twitter.com/DEiJyKxxcC— Max Howroute▫️ (@howroute) August 9, 2019