Hong Kong: "When you lose freedom, you lose everything," a successful Hong Kong businessman says, explaining why he is part of the pro-democracy street protests.
Nadia: The 2018 Nobel Peace Prize recipient tells "60 Minutes" why she and her lawyer, Amal Clooney, want ISIS tried for war crimes and genocide.
Psychedelic Science: Study participants at some of the country's leading medical research centers are going through intense therapy and six-hour psychedelic journeys deep into their minds to do things like quit smoking and worry less.