(CNBC) — U.S. stocks closed sharply lower on Tuesday, falling for a second day as the first major sell-off of the new year intensified.
The Dow Jones industrial average dropped 361 points, with UnitedHealth as the biggest decliner. The 30-stock index also posted its biggest percentage decline since May. It also fell 411.06 points at its session low.
The S&P 500 pulled back 1.1 percent, with health care as the worst-performing sectors. The index also snapped its longest stretch ever without back-to-back declines of at least half a percent. It also had its worst day since August.
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