A California highway police officer helped slow a runaway Toyota Prius from 94 mph to a safe stop on March 8 after the car's accelerator became stuck on a freeway near San Diego, authorities said.

Motortrend Executive Editor Edward Loh ponders the future of hybrids with Kia's promising Ray Concept at the 2010 Chicago Auto Show.

Toyota admitted design problems with the brakes in its prized Prius, adding to the catalog of woes for the world's No. 1 automaker still reeling from a massive U.S. recall involving faulty gas pedals.