1/1
dw080122090.jpg
WASHINGTON, DC - Jan. 22: A 2008 Chevrolet Impala during media day at the Washington Auto Show. It is a flex fuel vehicle, meaning that it can run on standard gasoline or E85 ethanol. (Photo by Scott J. Ferrell/Congressional Quarterly)

WASHINGTON, DC - Jan. 22: A 2008 Chevrolet Impala during media day at the Washington Auto Show. It is a flex fuel vehicle, meaning that it can run on standard gasoline or E85 ethanol. (Photo by Scott J. Ferrell/Congressional Quarterly)

Copyright Congressional Quarterly Inc.