CNBC | Dow futures fall 300 points; oil prices sink to 11-year low CNBC U.S. stock index futures pointed to a sharply lower open on Wednesday, as Brent crude oil traded around an 11-year low and news out of North Korea sparked geopolitical concerns. The U.S. weekly crude oil inventories report, out at 10:30 a.m. ET, will ... Stock futures plunge; oil prices sink to 11-year low |