Cash for Clunkers

How would you like the government to help you buy a newer, more fuel-efficient set of wheels? That's the idea behind a so-called Cash for Clunkers program that Congress is considering. But is this a boon for the environment, or just a hand-out to Detroit automakers? The plan, which has become mired in Beltway politics, is not so novel. California has had a similar program for a decade.