“President Trump said Thursday that he will leave the White House if the Electoral College formalizes President-Elect Joe Biden’s victory — even as he insisted such a decision would be a ‘mistake’ — as he spent his Thanksgiving renewing baseless claims that ‘massive fraud’ and crooked officials in battleground states caused his election defeat,” the AP reports. “The fact that a sitting American president even had to address whether or not he would leave office after losing reelection underscores the extent to which Trump has smashed one convention after another over the last three weeks.”