"I'm not running for the U.S. Senate." Rep. Nancy Mace announced she will not enter the race for South Carolina's open Senate seat, saying, "The fight I'm alre

"I'm not running for the U.S. Senate." Rep. Nancy Mace announced she will not enter the race for South Carolina's open Senate seat, saying, "The fight I'm already in matters right now." Her decision comes as Republicans jockey to replace the late Sen. Lindsey Graham, with his sister, Darline Graha…