Medical providers get 'homework' to find savings

A homework assignment from President Barack Obama is turning into a credibility test for medical providers as Obama has instructed the healthcare industry to come back with specifics on its pledge to slow rising costs and save the nation $2 trillion over 10 years. Experts say the savings are possible, but the problem is getting doctors, hospitals, and other medical providers to change years of ingrained habits that lead to much of the wasteful spending in U.S. healthcare.