The New York congresswoman Elise Stefanik is “a killer”, Donald Trump reportedly said, amid a flurry of speculation around who might be his presidential running mate for 2024, after his crushing victory in the Iowa caucuses. Citing eight unnamed sources, NBC News said Trump discussed his options for a potential vice-president in Florida late last month. Stefanik, a Harvard-educated 39-year-old former moderate who has risen in House leadership while aggressively supporting Trump, had just grilled leaders of Ivy League universities over alleged antisemitism on campus, a hearing that preceded the resignations of two of those college presidents. “She’s a killer,”...