More than 150 years of back-tested data paints a clear picture of what may come next for Wall Street's major stock indexes.

Follow all the latest U.S. market action for Thursday as stocks resume selloff and President Trump threatens more tariffs.

The stock market rebounded slightly to avoid a historically bad day, but the Dow Jones Industrial Average lost almost 900 points at closing Monday. At such a critical moment in US history, we need reporters on the ground. Your donation allows us to keep sending journalists to speak to both sides of the story.

U.S. stocks are bouncing back Friday, but not by enough to keep Wall Street from heading toward a fourth straight losing week, which would be its longest such streak since August.

U.S. stocks are bouncing back Friday, but not by enough to keep Wall Street from heading toward a fourth straight losing week, which would be its longest such streak since August. The S&P 500 was 1% higher in morning trading,