Kamala Harris questions Trump’s stamina: ‘Is he fit to do the job?’ The Guardian USTrump hits back after Harris questions his energy level on campaign trail CNNHarris asks if Trump is "fit to do the job," highlighting questions about his health CBS NewsTrump denies being ‘exhausted’ after Kamala Harris questions fitness for office – US politics live The Guardian USTrump: 'Loser' Kamala Harris 'doesn't have the energy of a rabbit' Fox News