"S&P 500 Futures Slip on Samsung Warning, Tech Stocks Dampened"

U.S. stock index futures are trading lower after a Samsung Electronics profit warning weighed on the technology sector, with S&P 500 futures dipping 0.4%. The dip follows a rally on Monday, driven by a brief drop in the 10-year Treasury yield and falling oil prices. Investors are eyeing upcoming inflation data and Fed speeches, while also considering the narrowed trade deficit and upcoming earnings season. Juniper Networks Inc. shares surged on reports of a potential acquisition, while Netflix Inc. shares dipped following a downgrade from Citi analysts.