Stock Futures Drop As Trade War Drags On

(Reuters) - U.S. stock index futures were lower on the first trading day of the second half of this year, as worries of a trade war between the United States and other major economies did not let up. Shanghai's blue chip index . CSI300 fell 2.9 percent, days before the U.S. tariff on $34 billion worth of Chinese goods comes into effect, posing threats of a similar response from Beijing. U.S.-listed shares of Chinese technology companies were in the red.