Tonight @ 7pm and 11pm. If you missed it the 1st time around, CNN is reairing Dr.Sanjay Gupta's, cutting edge documentary, "The Last Heart Attack". Or if you miss it again tonight, here's a link.
https://sanjayguptamd.blogs.cnn.com/2011/08/29/sanjay-gupta-reports-the-last-heart-attack/