Rep. John Dingell, D-MI, Rep. Sandy Levin, D-MI, Secretary of Transportation Ray LaHood and Sen. Carl Levin, D-MI, (L to R) chat prior to a news conference to kick off the CARS program at the Transportation Department in Washington on July 27, 2009. The program, dubbed "cash for clunkers," is based on a cash incentive for people to trade in older vehicles for new, more fuel efficient models. (UPI Photo/Roger L. Wollenberg)