US futures under pressure as the US-China trade spat intensifies By: CNBC.com News August 09, 2018 at 05:12 AM EDT U.S. stock index futures dipped into the red prior to the start of Thursday's session, ahead of another batch of corporate earnings. Read More >> Related Stocks: Dow Industrials SPDR Nasdaq ETF S&P 500 Ishares Core ETF SPDR S&P 500 ETF Trust