The reverberations from China's new national security law, which restricts freedom of speech in Hong Kong, continue. Nathan Law is a prominent pro-democracy activist who fled Hong Kong after the crackdown. He joins Nick Schifrin to discuss what protesters on the ground need from the international community, whether he has hope for Hong Kong's future and the challenge of deciding to leave his home. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders