More than 700,000 Americans die of heart disease each year. For many of them, death is the first symptom of the disease. A simple heart scan could save many of these lives, but THE WIDOWMAKER reveals that a hidden battle fought inside America’s medical establishment has pitted prevention against intervention keeping scans in the shadows while cardiac surgeries soar. Featuring cardiologists, heart attack survivors and lawmakers, THE WIDOWMAKER will change the way you think about heart disease and it just might save your life.