Man arrested in Maine shootings that left four dead and three wounded

Those killed were all in a home in the town of Bowdoin, and the others were randomly fired upon 20 miles away on a highway

A Maine man killed four people in a home and then shot three others randomly on a busy highway, state police said, detailing the latest in a string of mass shootings across the US.

The shootings in Maine began in the small town of Bowdoin, where four people were killed on Tuesday.