good evening and it's great to have you with us here to start a new week. and we begin tonight with the deadly storms and the tornado emergency at this hour. at least a dozen tornadoes reported and it's been deadly. and then, the storm hitting in the northeast in the morning. first, this massive twister touching down in louisiana tonight. on the ground for more than 60 miles, causing this damage all the way to alexandria, louisiana, at least one dead tonight. and it's part of the same system hammering the middle of the country. blinding snow in kansas city, missouri. this pickup spinning out of control on i-435. tonight, several dead in the snow and dangerous driving. and now winter alerts across 20 states. oklahoma right up into the northeast, just in time for the morning commute. we time it all out tonight, and we begin with abc's marcus moore with the devastating tornadoes. >> reporter: a dangerous night ahead for millions in parts of the south. this twister estimated to be on the ground for more than 60 miles, claiming at least one life.