 6.53, now a quick look at what's trending this hour. Tornado sirens in downtown Chicago. Now that's something you don't hear every day. The Windy City has tried to sleep through two nights of tornado warnings, including two touchdowns near the city's biggest airports. Tornado warnings were also issued in Tucson, Arizona, proving that the desert isn't immune. And 10,000 people are without power in Des Moines, Iowa after a tornado touchdown on Monday night. By the way, the new Twisters movie comes out this Friday.