Las Colinas Doctor Saves Lives With Heart Scanner

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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.