"We were predominantly looking at storms likely to produce ... 100 years ago, USA's worst tornado killed nearly 700 people 'I saw complete devastation': 10-year anniversary of Joplin tornado ...

A four-day, once-in-a-generation weather event is pounding the middle of the U.S. with destructive tornadoes ... At least eight people have died across four states. People look over the debris ...

"We were predominantly looking at storms likely to produce ... to pass over your house," he had said. The massive tornado killed 158 people, according to NOAA, and injured more than 1,000 people ...