Las Colinas Doctor Saves Lives With Heart Scanner

Heart disease is the number one killer in America according to the Centers for Disease Control and Prevention.
Founder and CEO of ViaScan, Dr. John Duncan saves lives by using a scanner that can detect a heart attack in the making.
With this technology- Dr. Duncan is able to give his patients a treatment plan that will shrink, stop or slow down the progression of plaque around the heart.
Digital Correspondent Sarah Macias gives us a look.