Republican Gov. Bill Haslam Is Launching A 15-Stop Tour Of Tennessee To Discuss The Transportation Funding Challenges As He Considers A Proposal To Increase The State’s Gas Tax For The First Time In 25 Years. Haslam Cited A “Multi-Billion Dollar Backlog” Of Highway Projects Across The State. Haslam Will Be Joined By Transportation Commissioner John Schroer On The Six-Week Tour Beginning Aug. 5 In Memphis. Other Stops Include Kingsport And Greeneville.