Roofs were ripped from homes , branches stripped from trees and roads were filled with debris . NEW : A tornado strikes Missouri early afternoon , a county official says . ` ` We do n't know for sure that it 's over yet , '' says an official . Tornadoes move through Oklahoma , Missouri , Illinois and Indiana . One person is killed in Pottawatomie County , Oklahoma .
NEW : A tornado strikes Missouri early afternoon , a county official says . ` ` We do n't know for sure that it 's over yet , '' says an official . Tornadoes move through Oklahoma , Missouri , Illinois and Indiana . One person is killed in Pottawatomie County , Oklahoma .