RICHMOND, Va. (WTVR) -- You can't miss the headlines - Actor James Gandolfini dead of a probable heart attack.
That's according to an Italian hospital official. The world knows Gandolfini for his role as mob boss Tony Soprano on the HBO show, "The Sopranos."
His sudden death while he was on vacation has stunned the entertainment industry.
Dr. Michael Arcarese, cardiologist, explains cardiac arrest on CBS 6 and how the first "symptom" could be fatal. Click on the video above for his education interview.