U.S. stock futures rose Friday morning as optimism over a potential U.S.-Iran deal lifted oil prices and equities headed for a strong week

The S&P 500 is set to snap a three-day losing streak as Trump's comments on the Iran war ease energy prices

US stocks ended slightly higher as markets reacted to mixed corporate earnings and shifting geopolitical signals around Iran peace talks. S&P 500 and Dow rose, while Nvidia and…