St. Louis' emergency management commissioner has been placed on administrative leave, the mayor said, after tornado sirens failed to be activated ahead of Friday's storm.

Heavy downpours and hail covered swaths of Middle Tennessee as strong storms blew through May 20, triggering severe thunderstorm and tornado warnings for multiple counties. At about 4:30 p.m., street cameras in Franklin showed heavy rainfall and large hail falling along Downs Boulevard and Highway 96.

A veteran storm chaser called it "a harrowing experience" after watching two trucks speed toward a massive tornado that plowed across a highway in Kansas on Sunday afternoon. Here's where people are moving from and moving to in 2025.