Springfield, IL (CAPITOL CITY NOW) – According to various reports, Sen. Lindsey Graham’s cause of death Saturday, July 11, was “aortic dissection due to arteriosclerotic cardiovascular disease.”  What does that mean?  And can it be prevented?  Dr. Adebola Orekoya, Memorial Specialty Care Interventional Cardiologist, talks with Will Stevenson on the WTAX Morning Newswatch.