Chinese men wear protective masks as they walk in a nearly empty shopping street on February 2, 2020 in Beijing, China.

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4:01 pm: S&P 500, Nasdaq close at records as Amazon jumps

The S&P 500 and Nasdaq rose to new closing highs on Monday, boosted by a 2.6% jump in Amazon shares, as investors looked past the potential economic impact from the deadly coronavirus. Monday's climb brought the S&P 500 and Nasdaq's year-to-date gains to 3.7% and 7.3%, respectively. The Dow advanced about 170 points Monday, lifted by big gains in Microsoft and Boeing. –Li