NEW YORK (AP) — Jarring swings keep rocking Wall Street, and U.S. stocks erased a big morning gain to drop on Thursday as the market remains skittish following weeks of doubts and erratic moves .

After initially soaring toward what seemed like its best day since May, with an early surge of 1.9%, the S&P 500 erased all of it and fell 1.6%. The Dow Jones Industrial Average dropped 386 points, or 0.8%, and the Nasdaq composite sank 2.2%.

See Full Page