"Republican politician Mark Sanford, the former South Carolina governor and congressman, has decided to launch a longshot Republican challenge to President Donald Trump. ""I am here to tell you now that I am going to get in,'' Sanford said in an interview on ""Fox News Sunday,'' Sept. 8, 2019.   In this July 21, 2018, file photo,  Sanford speaks at OZY Fest in Central Park in New York."