In Minnesota and many parts of the country, this summer was one of the hottest in history. The Twin Cities tied a record stretch of 39 days at or above 80 degrees, and air conditioners were running more than usual. Five percent of all the electricity used in the U.S. goes to cool our homes. MPR examines the effect that has on the environment.
Two girls, 14, seriously injured after being hit crossing the road
One is in a critical condition in hospital.