U.S. stock futures were little changed Wednesday night after the Dow Jones Industrial Average's three-day win streak came to an end. Dow futures rose by 5 points, or 0.01%. S&P 500 futures added 0.04%, while Nasdaq 100 futures dipped 0.09%. Cisco Systems slid 7% in extended trading after the maker of networking hardware such as switches and routers posted non-GAAP gross margins that came in softer than expected. McDonald's dipped less than 1% even after an earnings beat. Those moves come after