Primary showdown: Conservative firebrand Marsha Blackburn eyes governor's office in Tennessee

Conservative firebrand Sen. Marsha Blackburn of Tennessee is aiming to change her work address from Washington D.C. to Nashville. The former longtime congresswoman and two-term senator with a robust national profile thanks to her regular cable news appearances is the front-runner in Thursday's Republican gubernatorial primary , in the race to succeed term-limited GOP Gov. Bill Lee. The Republican face-off for governor of Tennessee, where Democrats haven't won a gubernatorial election in two deca