Ed Shin now has one last chance to convince a jury that he's not a killer. But to do that, he has to bet the rest of his life that he can outwit a legendary prosecutor who has never lost a homicide trial. After the trial, Ed Shin spends hours talking to Matt Gutman. "Cutthroat Inc." is produced by ABC's 20/20 and ABC Audio, makers of "The Dropout," "Truth and Lies: Jeffrey Epstein," "Have You Seen This Man?," "A Killing On the Cape," the daily ABC News podcast "Start Here," and more: http://www.abcaudio.com/podcastsLearn more about your ad choices. Visit megaphone.fm/adchoices