'We're done': A new generation of Iranians are using this app to track the country's morality police

The mapping app Gershad, launched in 2016, allows people in Iran - primarily women - to mark the location of the country's morality police so that others can avoid them. Human rights activist and app co-founder Firuzeh Mahmoudi joined The World's host Marco Werman to talk about the app amid current protests.