it began erupting saturday. coming up, what's behind the historic rash of tornadoes this season? could climate change be the reason? but first, more reaction from joplin of what it felt like the moment that tornado touched down. >> it got real dark. the power started going in and out and we just made a run for it. want one of a kind eyes? individualize with the covergirl exact eyelights collection. green eyes -- here's the look for you. blues, hazels, and browns have their look too. individualeyes! with exact eyelights