Julian Assange & WikiLeaks; Reality Winner; Security clearance for America's secrets

60 Minutes - From 2011, Steve Kroft's interview with Julian Assange, the founder of WikiLeaks. From 2022, Scott Pelley's interview with Reality Winner, who was arrested in 2017 for leaking classified information about Russian interference in the 2016 presidential election. And from 2015, Pelley's report on possible lapses in the U.S. security clearance process used to keep America's secrets.