For the second night in a row, a contemporary art piece sold for more than $70 million at auction. Andy Warhol's painting "Green Car Crash," which graphically shows a car accident that includes the car's driver hanging impaled from a nearby street post, sold for $71.72 million Wednesday night to an anonymous buyer. The work was sold at Christie's in New York as part of an auction of postwar and contemporary art that took in a total of nearly $385 million, making it the second-most lucrative...Full Story