
Man pleads guilty to threatening to 'shoot up' Portsmouth High School A Maine man accused of threatening to "shoot up" Portsmouth High School last spring pleaded guilty in federal court on Monday.The man posted a video on his Snapchat in April threatening the school.Investigators said in that video, Kyle Hendrickson, 25, was sitting outside Portsmouth High School and holding a handgun in his car.The video had writing over it, which read that he was going to "shoot up" the school, and school surveillance video showed Hendrickson in his car outside...