The Chopra Brothers

Six year old Deepak and his brother Sanjiv (3 years old) outside their home in Pune, India in 1952

Hosted by Michael Schulder

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(CNN) – Once upon a time (and this is a true story even though it begins “once upon a time”) there was a physician in India who had amazing ears.

His name was Krishan Chopra. He was a cardiologist with the Indian Army.

His ears were so sensitive that, through his stethoscope, he could hear and time the milliseconds between parts of a heartbeat that, today, doctors must use an EKG to measure.


CNN Piers Morgan: A special edition of “Piers Morgan Tonight” with a live studio audience, discussing guns in America

CNN Piers Morgan welcomes Christiane Amanpour, Deepak Chopra, and Cory Booker, along with guests effected by shootings from Columbine to the Wisconsin temple shooting to Sandy Hook joined by a live in studio audience.   This special edition will debate the role of firearms within society, and potential changes in the nation’s regulations.

Tune in at 9 p.m. ET

And, for an interactive second-screen companion experience that will function alongside tonight’s show, follow the conversation on Twitter with CNN’s special hashtag #GunsInAmerica, and also on our live blog at