The future of the auto industry

Chrysler assembly line
Chrysler assembly line in Detroit.
Photo by Bill Pugliano/Getty Images

General Motors beat Toyota in June to retain its lead in U.S. auto sales. But the auto industry is in the midst of a major shakeup, as consumers react to higher gasoline prices by buying more fuel-efficient vehicles.

Midday looks at how the industry is responding, and what the future holds.