Donald Trump’s campaign declined to comment Thursday on whether North Carolina Lt. Gov. Mark Robinson, whom the former president once described as “Martin Luther King on steroids,” should drop out of the battleground state’s race for governor.

Robinson denied the CNN report, which said he referred to himself as a "black NAZI" and expressed support for bringing back slavery more than 10 years ago.

Trump-backed candidate Mark Robinson says he’s staying in the race for North Carolina governor following an investigation by CNN finding Robinson made dozens of disturbing comments on a porn site—including one where he declared himself a “Black Nazi.