Eco-Friendly Cars Challenge
Heide B. Malhotra examines the hype around electric and hybrid plug-in vehicles, and the implications of their consumer and government use in the USA.

HYBRIDS SCUTINIZED: Bill Ford, executive chairman of Ford Motors stands with (L-R) different hybrid cars during the 2011 North American International Auto Show Jan. 10 in Detroit, Mich. Stand Honda/Getty Images
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