Recent terror attacks have led to increased calls from world leaders for major tech major companies to do more in the fight against terrorism. Many homegrown terrorists are radicalized online, which has put pressure on Google, Facebook and Twitter to help limit recruitment activity. The companies say they’re already doing what they can. Soledad O’Brien checks in with RAND engineer Elizabeth Bodine-Baron who has studied over 23 million tweets to discuss current online counterterrorism efforts.

To learn about the specific strategies used by ISIS and how those can be countered, see our extended interview.

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