US tech stocks rise; Amazon deal shakes health care firms

  • Traders Lauren Simmons, right, and Phyllis Arena Woods, left, work on the floor of the New York Stock Exchange, Thursday, June 28, 2018. U.S. stocks are mixed Thursday morning a day after they gave up an early gain and fell to their lowest level in a month. (AP Photo/Richard Drew)

NEW YORK — A rally for technology companies helped U.S. stocks recover some of their recent losses Thursday, but trading remained uneven as investors tried to figure out if the tensions between the U.S. and other nations will spill over into a trade war.