NEW YORK (AP) — U.S. indexes bounced between gains and losses and wound up mixed on Wall Street as trade tensions continued to simmer between Washington and Beijing. The S&P 500 gave up an afternoon gain and closed 0.2% lower Tuesday. The index was weighed down by drops in several tech hevyweights including Nvidia and Broadcom even as most stocks rose. The Dow Jones Industrial Average climbed 0.4%, and the Nasdaq composite dropped 0.8%. China says it’s banning dealings by Chinese companies with five subsidiaries of South Korean shipbuilder Hanwha Ocean, swiping at President Donald Trump’s efforts to rebuild the industry in America.

THIS IS A BREAKING NEWS UPDATE. AP’s earlier story follows below.

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