 WTOP's Listen Live experience is brought to you by Vast Data and all of Carasoft's AI solutions. Explore them at carasoft.com slash AI. The National Weather Service has confirmed that a tornado hit Des Moines, Iowa Monday, downed power lines, but no injuries reported. The system headed east, and in Oswego, Illinois, 47 miles southwest of Chicago, Luke Minard, 20 on X, rolled some cell phone video of what appeared to be a possible twister. Massive.