Outbreak Scientists News Today

Tornadoes tore through louisiana where they killed at least three people. >> theyre going to certify somewhere between 10 and 15 tornadoes. >> reporter: this massive twister slamming new orleans neighborhoods. >> oh, my god. >> reporter: and the citys outlying suburbs. >> im watching my roof come up and it goes, ch, ch, boom. >> reporter: homes flattened. cars flipped. the trail of destruction isolated but devastating. families losing everything just days before the holidays. >> this was my grea...