Conspiracy theories "are not harmless," says Lenny Pozner, whose son, Noah, was killed in the Sandy Hook shooting. "So, spreading hate, vilifying people, there’s someone that will read it and possibly take action … I’ve seen that happen in my life."

Conspiracy theories "are not harmless," says Lenny Pozner, whose son, Noah, was killed in the Sandy Hook shooting. "So, spreading hate, vilifying people, there’s someone that will read it and possibly take action … I’ve seen that happen in my life." https://t.co/VYqMMdwO6c

— FRONTLINE (@frontlinepbs) August 1, 2020