"I think the party has yearned for a fighter -- a fighter for good, if you will -- for a significant period of time. And for many, I'm probably seen as that individual."

"Tonight, with our country under an unprecedented assault by a con man who fights only for himself and degrades the vulnerable and the powerless and regular hardworking people day in and day out, I believe that we must honestly ask ourselves as a party whether those we fight for can afford our gentleness," he said.

"What's happened unfortunately -- especially over the last two years, three years with this president, Donald Trump -- is, we`ve lost track of holding him accountable as it relates to the truth and facts and evidence," Avenatti, who rose to prominence while representing adult-film star Stormy Daniels in her lawsuit against President Trump, said on ABC's "This Week."