Tornadoes ripped through Oklahoma, leaving widespread damage. At least four people died, including an infant.

Videos of Friday’s tornado outbreak are still surfacing. Meanwhile, millions of people remain under a severe weather warning.

Tornadoes ripped across Nebraska and Iowa, in some cases flattening neighborhoods. See early drone footage of some of the tornado damage.

Millions of Americans are under a tornado watch. Unofficial tornado damage reports are making their way onto the internet.

Several states in the U.S. are on tornado watch today. Here’s footage of a ‘violent’ tornado touching down in Iowa.

Storm chaser Aaron Jayjack captured video of a monster tornado crossing interstate 80 today in Nebraska. The situation is still developing.