In light of the horrifying shootings this weekend in the United States, and the ongoing conversation about the role of white supremacist ideology in at least one of these attacks, we’re re-sharing Jen’s recent conversation with terrorism and law enforcement expert Lisa Monaco from earlier this summer. Jen and Lisa talked about how law enforcement has approached the problem of white supremacist violence, what she learned from the experience of fighting Islamic extremists online, and the role of social media companies.