Tweet I’m sure you’ve seen the story by now; Second Amendment activists duped into giving a graduation speech to an empty field filled with 3,044 empty chairs, their pro-2A remarks edited together with 911 calls from students inside schools where active shooters were prowling the hallways and classrooms and taking innocent lives. The slickly-produced piece of agit-prop was released by gun control group Change The Ref, which was founded by Manuel and Patricia Oliver after their son Joaquin was murdered at Marjory Stoneman Douglas High School, but the clip was put together by Leo Burnett Chicago, one of the most widely-regarded advertising agencies in the country.