Democratic presidential candidate Bernie SandersBernard (Bernie) SandersConsultant secures Democratic nomination in Wyoming House race Elizabeth Warren says focused on Senate race, not 'on running for president in 2020' Liberal activist assaulted by Antifa members in Portland: report MORE said Sunday that Wall Street is influencing rival Hillary ClintonHillary Diane Rodham ClintonLanny Davis: Cohen 'more than happy' to tell Mueller 'all that he knows' Trump lashes out after Cohen, Manafort blows Hillicon Valley: Manafort found guilty on eight counts | Facebook identifies new influence campaigns | Microsoft says Russia tried to hack Senate, think tanks | States urge court to block net neutrality repeal MORE with millions of dollars in campaign donations and speaking fees.

"Obviously, I don't think there's any debate," he said on "Fox News Sunday," in response to a question about whether Wall Street donations have influenced the former secretary of State.

"She's obviously not the only candidate out there," he said. "Many Republicans are raising huge amounts of money from Wall Street as well."

He added that every candidate says that the donations from Wall Street and the fossil fuel industry don't impact their decisions.

"Every candidate says that. Well the question that we ask: Is Wall Street and all of these other billionaires and wealthy individuals, are they really so dumb? Why are they contributing to much money?"

"I'll let the American people make that decision," he said.