The high-volume rainfall has killed dozens of people, while others remain missing and displaced. More than 850 people have been rescued in the last 36 hours, with search crews using helicopters, boats, and drones to locate victims and rescue people stranded in trees and isolated camps.

At least 21 children are among the dead, Kerr County Sheriff Larry Leitha said at a news conference Sunday morning. There are several major camps in the area. At one of them, Camp Mystic, on the banks of the Guadalupe River,