ROCHESTER, Minn. – Firefighters pulled a woman from her burning house after an explosion, but her injuries were so severe that she died in an ambulance en route to a hospital. Patricia Lynn Spitzack-Havish, get 69, had been alone when the explosion occurred. As fire crews were en route, neighbors pulled Spitzack-Havish out from inside and extinguished flames on her back. This was about 10:55 p.m. Firefighters said that a medical-grade oxygen canister had exploded, It was uncertain whether a fire might have set off the oxygen.

Oxygen blast leaves hole. At 2220 49th Street Northwest. Image: Rochester Fire Department