U.S. stock futures pared earlier losses to advance on Friday after a mixed Thursday. Futures of major benchmark indices were trading higher.Rising unrest in Iran gripped investor sentiment as WTI Crude futures rose, gold remained largely flat, and the silver spot was inching higher. With the Iranian government initiating a nationwide internet blackout to quell dissent, traders were parsing the risk on global markets and the economy.The U.S Supreme Court is set to announce its ruling on tariffs imposed on ot ...