Serious concerns about the nation's health care system

As the economy improves, there are still serious concerns about the nation's health care system. John Blackstone reports.

From: http://www.cbsnews.com/videos/serious-concerns-about-the-nations-health-care-system/

Bad cholesterol may be key predictor for heart attacks in healthy adults

Dr. Tara Narula joins "CBS This Morning: Saturday" to discuss a new study that shows why those without traditional heart disease risk factors may still be susceptible to heart attacks and stroke and how mandatory screening for critical congenital heart disease in infants affected death rates.

From: http://www.cbsnews.com/videos/bad-cholesterol-may-be-key-predictor-for-heart-attacks-in-healthy-adults/