 On Thursday, Braun's bipartisan Health Care Price Transparency Act was at the center of a hearing in a Senate Special Committee on Aging. Senators were focused on challenges in the current health care system and looking at new approaches for making the system more efficient for patients, the disabled, the elderly, and families. Health care costs are skyrocketing in the U.S. with $4.8 trillion spent on health care last year, roughly 17% of our GDP. David Shea, MNC News.