Dem swipes at Trump during thundering clapback about potential 'disabled first lady'

Sen. Mark Kelly (D-AZ) had a frank and blunt quip when asked in an interview with The Atlantic's Mark Liebovich about the lifelong brain injury sustained by his wife, former Congresswoman Gabby Giffords, when she was shot by a deranged gunman in Tucson in 2011. Specifically, Kelly, who has been…