Sen. Mitt Romney (R-UT) told CNN on Thursday that he is not publicly backing a presidential contender in the 2020 race. “I’m not planning on endorsing in the presidential race,” Romney, the former 2012 Republican nominee for president, told CNN. “At this stage, I’m not planning on endorsing in the primary or in the general.” Although there are three Republican challengers looking to primary President Donald Trump — former Massachusetts Gov. Bill Weld, former Rep. Joe Walsh (R-IL), and former Rep. Mark Sanford (R-SC) — many state parties are canceling their primary contests as a way to protect the incumbent....