for leaving three people dead, five others injured and property damaged so severely there should be no doubt what caused it. never thought i would see mass devastation of this sort coming into our back doors. see it as distant places now it s come home. reporter: the same system swept across alabama and georgia wednesday killing one man when a tree landed on his suv. earlier in the day, 15 people were injured in southern mississippi from strong winds that were likely a tornado. chris clackam, nbc news. they declared the tornado in south carolina to be an ef-2. you may need to turn on the heat. we are in for a big drop in the mercury. veronica johnson is in the storm center with the latest. hey, veronica. hey guys. get ready to bundle up. some of the coldest air of the season is moving into our area. take a look at the temperature outside. it is 45 degrees right now. skies have been clearing out. on top of that, we have been dealing with wind. the wind at 17 miles