U.S. stocks were erasing early gains in recent trading, with the S&P 500 joining the Nasdaq Composite in the red. As investors responded to the latest earnings and economic reports, Nvidia Corp. has ...

Now the S&P 500 is struggling to hold on, too. The market benchmark erased earlier gains but was back up 0.1%. The Nasdaq Composite was down 0.3%. The Dow was up just 41 points, or 0.1%. The S&P’s ...