The officer who shot and killed a woman during the Jan. 6 Capitol riot has come forward after months of secrecy surrounding his identity due to reported death threats and heated Republican rhetoric about his actions. Lt. Michael Leroy Byrd, a 28-year-veteran of the force, told NBC News on Thursday that it has been “frightening” to receive death threats for doing his job. “They talked about, you know, killing me, cutting off my head, you know, very vicious and cruel things. … There were some racist attacks as well,” he said, calling them “disheartening because I know I was doing...