Detroit's abandoned Packard car plant, seen here in a 2010 photo, could eventually sell for $21,000 if a development deal falls through, a Wayne County official says. Carlos Osorio/AP hide caption

itoggle caption Carlos Osorio/AP

Models abound at this week's Shanghai auto show. This one, in a latex cat suit, was drawing attention to an SUV by Landwind, a Chinese company that sells about 10,000 vehicles a year. Frank Langfitt/NPR hide caption

itoggle caption Frank Langfitt/NPR

The 2013 Bentley Mulsanne features drop-down iPad workstations. More cars are being outfitted to operate as mobile offices. Bentley Motors hide caption

itoggle caption Bentley Motors

Lincoln's staking its future on this car. Mark Lennihan/AP hide caption

itoggle caption Mark Lennihan/AP