Jennifer Granick: How the US government spies on people who protest -- including you

What's stopping the American government from recording your phone calls, reading your emails and monitoring your location? Very little, says surveillance and cybersecurity counsel Jennifer Granick. The government collects all kinds of information about you easily, cheaply and without a warrant -- and if you've ever participated in a protest or attended a gun show, you're likely a person of interest. Learn more about your rights, your risks and how to protect yourself in the golden age of surveillance.