Sen. Amy Klobuchar’s (D-Minn.) announcement Thursday that she’s running for Minnesota governor makes her the fourth lawmaker in the U.S. Senate to launch a gubernatorial campaign.  Klobuchar joins a growing number of politicians looking to get out of Washington, D.C., and back to their home sta tes. Sens. Tommy Tuberville (R-Ala.), Marsha Blackburn (R-Tenn.) and Michael... ...read more read less