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Camouflaged Cadillac ELR spotted on the road

Autoweek reader Josh Lindquist recently snapped these photos of what may be a camouflaged Cadillac ELR cruising around metropolitan Detroit. While the photos don't show the car from every angle, its lines are strikingly similar to those on the ELR featured on Cadillac's official Web site. The ELR first appeared as the Cadillac Converj concept in 2009.

One Lap of the Web: Miniature mania, police-trimmed BMW Isetta and tweeting at automakers

-- Michael Paul Smith doesn't have a fancy camera. What he does have is a fuzzy beard, a lot of time on his hands, and the ability to create amazingly realistic scenes using scale-model cars and a handful of tiny model buildings. Smith's secret to bringing his nostalgic visions to life?

The scramble for scarce tires

North American automakers are struggling with a nagging shortage of tires, caused in part by tire plant closings and rising demand for low-volume specialty tires. Automakers are paying much higher prices -- double-digit percentage increases from a year ago -- as tire makers gain pricing power. "We have been bombarded from every side for additional tires, and we can't keep up," said David O'Donnell, Continental Tire's vice president of original equipment in the Americas.