Biden defends 'mental acuity' in feisty new interview
Washington (AFP) - US President Joe Biden defended both his "mental acuity" and his rhetoric about Donald Trump Monday, in a second TV interview aimed at ending calls for him to quit his reelection bid following a disastrous debate. The 81-year-old delivered an often combative defense of his mental and physical fitness for office during the one-on-one with broadcaster NBC, which nevertheless featured some of the word salads that have worried Democrats. "I'm old," Biden told host Lester Holt in the interview at the White House. "But I'm only three years older than Trump, number one. And number ...