US Army reservist says he warned of mass shooting before gunman's attack in Lewiston, Maine

An Army reservist and friend of the gunman behind Maine’s deadliest mass shooting testified Thursday about his friend's mental decline, describing publicly for the first time the warning he issued a month before the tragedy unfolded.

Sean Hodgson texted leaders of his reserve unit six weeks before the shooting that left 18 people dead and 13 wounded, telling them to change the passcode to the gate at their Army Reserve training facility and arm themselves if Robert Card showed up.

Hodgson...