Stocks fall and oil tumbles into a bear market

Stocks closed lower Thursday after the Federal Reserve left its benchmark interest rate unchanged. 
West Texas Intermediate, the US oil benchmark, tumbled into a bear market.Follow US stocks in real time here.Stocks fell Thursday as disappointing earnings weighed on technology companies and after the Federal Reserve left its key rate unchanged and signaled it was still on track for one more hike this year.
The Dow Jones Industrial Average was mostly flat, and the S&P 500 was down 0.25%.