Violent tornadoes ripped through parts of the U.S., wiping out schools and toppling semitractor-trailers in several states, part of a monster storm that killed at least 18 people ... had pulled over ...

The deaths come as a massive storm system moving across the country ... “This is terrible out here,” said Charles Daniel, a truck driver hauling a 48-foot (14.6-meter) trailer along Interstate ...

Violent tornadoes and high winds decimated homes, wiped out schools and toppled heavy vehicles as a monster storm that killed ... in the debris on Friday night outside what remained of his aunt ...