Carl Quintanilla, Jim Cramer and David Faber breakdown the big swings in the market. Stocks jumping at the open as Wall Street tries to shrug off its worst day in two years. Experts still urging caution over the coronavirus, as cases outside of China continue to rise. Mastercard warns about the potential impact of the virus on its 2020 results, sending their shares down. The company also naming its Product Chief Michael Miebach as CEO, as Ajay Banga moves to Executive Chairman. Home Depot driving Dow gains, rising after earnings beat, the CEO says investments are paying off. Shares of Moderna skyrocketing after announcing it has shipped a coronavirus vaccine to U.S. government researches for study, with the first clinical trial expected by the end of April. Plus, David Faber breaks down HP’s earnings and what the company’s CEO is saying about Xerox’s proposal.