The No. 3 Senate Democrat joins a growing list of senators heading for the exits. WASHINGTON ― Sen. Amy Klobuchar (D-Minn.) officially launched her candidacy for the Minnesota governorship on Thursday, instantly becoming the front-runner for the seat being vacated by Tim Walz (D) later this year. In her campaign announcement , which was postponed due to another fatal shooting in Minneapolis over the weekend, Klobuchar vowed to fight back against the Trump administration’s surge of federal