More on Alfa Romeo's rear-drive strategy

The revised Alfa Romeo plan that Fiat CEO Sergio Marchionne is expected to announce next April focuses on a new, still unnamed rear-wheel- and all-wheel-drive architecture. A key aim of the new plan is to boost Alfa's global presence. "With our current segment coverage and our geographical footprint, we compete in about 5 percent of the global market," Alfa's European boss, Louis-Carl Vignon, said in an interview.

Future products: Buick sees 6 to 7 models in its lineup for 2011-13

A Buick LaCrosse hybrid sedan probably will join a new small car and new crossover as Buick expands its lineup in the next three model years. The brand, which sells four nameplates now, eventually wants a six- or seven-vehicle lineup, says John Schwegman, Buick-GMC's top marketer. Buick seeks to revive its reputation for performance and stylish luxury to appeal to middle-aged professionals who often buy Asian luxury brands.

Mercedes-Benz prototypes spotted

Modern technology makes it harder for automakers to hide their upcoming products from prying eyes. Take, for example, these images sent to us from Autoweek subscriber Jonathan Peters while he was in Utah. Peters speculates that what he saw was a gathering of a varied Mercedes-Benz cars being tested, along with cars from other carmakers for comparisons.