Democratic presidential hopeful Michael Bloomberg Michael BloombergBloomberg rolls out M ad buy to boost Biden in Florida Democratic groups using Bloomberg money to launch M in Spanish language ads in Florida Bloomberg pays fines for 32,000 felons in Florida so they can vote MORE said in an interview set to air Friday that President Trump Donald John TrumpBiden says voters should choose who nominates Supreme Court justice Trump, Biden will not shake hands at first debate due to COVID-19 Pelosi: Trump Supreme Court pick 'threatens' Affordable Care Act MORE should be impeached after originally opposing the move.

"I think it's a very serious thing but it — and I was before opposed to it but after looking at all of the evidence, I think yes. Sad, but yes," Bloomberg told CBS News's Gayle King Gayle KingGayle King calls out Pelosi for calling Trump supporters 'henchmen': 'Egregious language' Fauci: Lack of masks at Trump rallies frustrating The Hill's Morning Report - Presented by Facebook - Trump, GOP senators at odds over next stimulus bill MORE on Thursday.

Bloomberg added that he does not believe Trump fully understands what it means to be an elected official.

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"He does not seem to understand that he is an elected official whose job it is to work for the public rather than for himself," the former New York City mayor said.

Bloomberg formally entered the crowded Democratic primary field last month with the intention of focusing on the Super Tuesday states instead of Iowa and New Hampshire.

Trump has attacked Bloomberg since his late entry into the race, dubbing him "mini Mike Bloomberg" after his campaign said it would not credential Bloomberg News reporters at future Trump campaign events.

Bloomberg's comments come after Speaker Nancy Pelosi Nancy PelosiPelosi: Trump Supreme Court pick 'threatens' Affordable Care Act Sunday shows preview: Lawmakers prepare for SCOTUS confirmation hearings before election Will Democrats attempt to pack the Supreme Court again? MORE (D-Calif.) announced that the House will move ahead with impeaching Trump, saying their investigation revealed that his actions in dealing with Ukraine violated the Constitution.

"The president's actions have seriously violated the Constitution," Pelosi said. "Our democracy is at stake. The president leaves us no choice but to act."