Get ready for lower prices at the pump. Gasoline futures plunged Wednesday, dragging global oil prices to 11-year lows, meaning that a drop in retail prices won’t be far behind. Robust gasoline demand has been one of the few bright spots for beleaguered oil investors in the past two years. But U.S. gasoline consumption waned in December , according to federal data released Wednesday, spooking energy investors. Without demand from drivers, traders say, it is nearly impossible to find a reason to buy oil in the short term. “The silver lining for a lot of people in the [energy] industry has been strong gasoline demand, largely due to the lower prices,” said Mark Anderle, director of supply and trading at fuel distributor TAC Energy, a division of Truman Arnold Cos. “This is a little bit of a wake-up call to everyone, that things may not be as good as […]