According to the American Heart Association, every 40 seconds someone in the U.S. suffers a heart attack. A recent report shows that for older Americans those numbers are going down. The study analyzed over 4.3 million Medicare Fee-For-Service beneficiaries aged 65 and older during a 19-year period from 1995 to 2014. Looking at the patterns of hospitalizations, treatments and outcomes for heart attack patients. Dr. David Agus joins "CBS This Morning: Saturday" to discuss the findings and more.