People walk on Wall St. outside the New York Stock Exchange, August 7, 2019.
Brendan McDermid | Reuters
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Stocks came under pressure on Monday after a U.K. official said a new strain of the coronavirus is "out of control" and Goldman Sachs pointed to three key risks that could hit equities.
While the firm has a 2021 year-end S&P 500 target of 4,300 — roughly 16% above Friday's closing price — stocks will first have to overcome several market overhangs.
