The man accused of shooting and killing 11 people at a Pennsylvania synagogue posted numerous anti-Semitic comments online, specifically on a social media site called Gab. The violent incident put social media companies on notice, with some saying they’re not doing enough to police hateful and threatening posts.

On this week’s edition of Beat the Press, Emily Rooney was joined by Adam Reilly and Callie Crossley of WGBH News, Lylah Alphonse of U.S. News and World Report and former NECN anchor Mike Nikitas.