Tornado alley appears to be expanding as deadly storms hit U.S.
Tornado alley appears to be expanding as deadly storms hit U.S.https://wpnnradio.com/wp-content/themes/movedo/images/empty/thumbnail.jpg150150adminadminhttps://secure.gravatar.com/avatar/790df65a416873c3f0501d984b0b24a2f32bf2af0d1509085b901ade4bbb36e7?s=96&d=mm&r=g
Multiple deadly tornadoes have struck the U.S. in recent weeks. Scientists say that for the past few decades, the area known as tornado alley appears to be expanding. Dave Malkoff has the story. source
