CNN CNN Newsroom May 19, 2013 21:34:00
>> makes its way like forming a little tail. >> absolutely. this is the lowering. we saw video earlier of that debris that was spinning around. this is something that we're going to continue to see. of course we talked about that tornado emergency earlier out of wichita. we still don't have any information what's come out of there, possible damage of that very large tornado that was spotted. >> jennifer, help us understand how it is that this happens. it is a confluence of cold air, hot air -- >> we have a clash of air masses. they just don't merge well together. what we're seeing is basically...