U.S. stock index futures pointed to a lower open on Friday, as investors navigated conflicting comments on the U.S.-China trade front despite signs of a possible softening in Beijing's stance. On a brighter note,

Big Tech stocks are carrying Wall Street higher Friday as U.S. stocks near the end of their latest roller-coaster week. The S&P 500 was up 0.6% in late trading and adding to its big three-day rally. Spurts for Nvidia and other influential tech stocks sent the Nasdaq composite up a market-leading 1.