Security expert Vance Boelter, 57, has emerged as a possible suspect in the politically motivated shootings that killed one lawmaker and her husband.

A manhunt is underway for Vance Boelter, a suspect in the Saturday shootings of two Minnesota lawmakers and their spouses.

Thompson said Boelter then went to the home of a state representative in Maple Grove, where video surveillance showed he rang the doorbell at 2:24 a.m. This lawmaker was on vacation and not home, Thompson said,