Salter announces candidacy for Congress, 5th District Posted in: News I am Carolyn Salter M.D., former mayor of Palestine, Texas, from 2005 to 2009, and I am running for U.S. Congress, Texas 5th Congressional District. Canton and Van Zandt County are in the heart of the district which stretches from Dallas and Mesquite along Interstate 20 over to Wood County and ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!