Stock market today: Dow, S&P 500, Nasdaq stumble as Trump recommits to sweeping tariffs on Saturday

White House says Trump tariffs on Canada, Mexico and China will come Saturday. No word on exemptions

Dow closes 300 points lower Friday as White House says tariffs will start Saturday: Live updates

Stocks Are Closing Out a Strong Month With Gains. What the January Effect Tells Us.

Could Investing $25,000 in the Vanguard S&P 500 ETF Make You a Millionaire?

Dow, S&P rise after Apple forecasts strong sales