Disasters

Inspectors probe First Avenue ceiling collapse; no violations history
Minneapolis inspectors say the cause of the collapse that hurt three during a Wednesday night show remains unknown. The venue's main room will stay closed at least through Saturday. Repairs have begun.
Why the U.S. bombed Hiroshima
University of Virginia History Professor Robert Stolz joins Mike Mulcahy for a conversation about why the U.S. did it, and whether there was more to it than what most people learn in history class.
Authorities say the man was walking along the river on top of the embankment near the University of Minnesota when he fell 50 to 75 feet Thursday morning.
Controlled burns may hold the key to manageable wildfire seasons
The big wildfires in California are just the latest in a series of fires that have spread around North America this year. MPR News' Kerri Miller examines the science behind forest fires.
Rico Marice Davis was with friends in an area of the river a few miles northwest of Nevers Dam when he started having trouble staying above water.
Authorities say a circus tent collapsed when a severe storm raked a New Hampshire fairground, killing two people and injuring 15 others.
The leak, which occurred shortly before 11 a.m., was under control in about 20 minutes, according to an official.