The controversy surrounding Hillary Clinton Hillary Diane Rodham ClintonJeff Flake: Republicans 'should hold the same position' on SCOTUS vacancy as 2016 Momentum growing among Republicans for Supreme Court vote before Election Day Warning signs flash for Lindsey Graham in South Carolina MORE's use of a private email server during her time as secretary of State intensified Sunday, with a recent report condemning Clinton's actions taking center stage on the Sunday morning political talk shows.

Sanders said superdelegates and voters will be "keeping it in mind" when asked about the effects of the report. "I don't have to tell them that. I mean everybody in America is keeping it in mind, and certainly the superdelegates are," he added. "I don't have to tell them that. I mean everybody in America is keeping it in mind, and certainly the superdelegates are," he added.

"I think there is little doubt about that," he said on NBC's "Meet the Press."

"I have not gotten into the email situation at all. There is a process unfolding. There's an investigation that is going on. It will play out and we'll see what happens."

Colorado Gov. John Hickenlooper, a Democratic superdelegate supporting Clinton, also weighed in, saying he thinks Clinton is unfairly criticized based on her gender. He said Clinton made a mistake and it's time to move on.

"If she were a man, all this stuff wouldn't be at the same level. There's an awful lot of criticism ... over things that really aren't that — I guess a man, it wouldn't be brought up like that," Hickenlooper said on CBS's "Face the Nation."



"She's probably the most prepared person to run for high political office in this country in several decades."