WATCH: Trump, Pelosi, Schumer have extraordinary exchange over border wall

President TrumpDonald John TrumpTrump directed Cohen to lie to Congress about plans to build Trump Tower in Moscow during 2016 campaign: report DC train system losing 0k per day during government shutdown Senate Republicans eye rules change to speed Trump nominees MORE on Tuesday sparred with Senate Minority Leader Charles SchumerCharles (Chuck) Ellis SchumerDem senators debate whether to retweet Cardi B video criticizing Trump over shutdown William Barr's only 'flaw' is that he was nominated by Trump Cardi B expresses solidarity with federal workers not getting paid MORE (D-N.Y.) and House Minority Leader Nancy PelosiNancy Patricia D'Alesandro PelosiOvernight Defense: Trump unveils new missile defense plan | Dems express alarm | Shutdown hits Day 27 | Trump cancels Pelosi foreign trip | Senators offer bill to prevent NATO withdrawal McConnell blocks bill to reopen most of government Overnight Health Care: Thousands more migrant children may have been separated | Senate rejects bill to permanently ban federal funds for abortion | Women's March to lobby for 'Medicare for All' MORE (D-Calif.) over the president's demand to fund a border wall, threatening a government shutdown if he does not get the money he has requested.

Watch the exchange in the video above.