Trump says he doesn't want Anderson Cooper to moderate debate

Republican presidential nominee Donald TrumpDonald TrumpClinton: 'Ugliness,' 'bigotry' the best Trump can do Trump says he doesn't want Anderson Cooper to moderate debate Trump gloats about reporters nearly missing rally MORE said he didn’t want Anderson Cooper to moderate a presidential debate because he would be unfair.

In a new interview with Washington Post reporter Robert Costa, Trump made an “unprompted" comment about the CNN host.

“I don’t think Anderson Cooper should be a moderator, because Anderson Cooper works for CNN and over the last couple of days, I’ve seen how Anderson Cooper behaves,” Trump said. “He’ll be very biased, very biased. I don’t think he should be a moderator.”

Trump said he would participate in the debate, but accused CNN of having a bias in favor of his Democratic rival Hillary ClintonHillary Rodham ClintonClinton: 'Ugliness,' 'bigotry' the best Trump can do Clinton: A taco truck on every corner sounds delicious Trump says he doesn't want Anderson Cooper to moderate debate MORE.

"CNN is the Clinton News Network and Anderson Cooper, I don’t think he can be fair,” Trump added.

The moderators for the three presidential debates were revealed by the non-partisan Commission on Presidential Debates earlier this month.

Cooper and ABC's Martha Raddatz will team up to cover the town hall-style debate on Oct. 9. NBC's Lester Holt will moderate the first debate on Sept. 26 and Fox News’s Chris Wallace will host the third debate on Oct 19.