60 Minutes Season 48, Episode 32 : Russia's Dark Secret | The Killing Machine | Earthquake Alley

A Russian whistleblower has information that at least four of Russia's gold medal winners at the Sochi Winter Olympics were on steroids. Vitaly Stepanov reveals this in an interview with Armen Keteyian.ISIS has become an efficient "killing machine" run in a scientific way much like Hitler ran his Holocaust against the Jews, says a priest who would know. Fr. Patrick Desbois has been uncovering hidden sites of the Holocaust for years and points out the similarities he finds in the ethnic cleansing ISIS has undertaken against the Yezidi's in Iraqi Kurdistan. Lara Logan and 60 MINUTES cameras accompany the French Catholic priest on a recent mission to expose a genocide that has taken the lives of at least 5,000 Yezidi.Oklahomans are getting tired of the ground shaking under their feet. Last year the state set a record for earthquakes, with 907 registering a magnitude of 3 or more. It's causing anxiety, damage and residents to rethink one of the state's biggest industries– oil and gas production– which scientists say is causing nearly all the quakes. Bill Whitaker goes to Oklahoma, now the capital of earthquake activity in the continental U.S., to report the story. Guest Stars: Rick Nolan,

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