While the Islamic State is under pressure in Syria and Iraq, the group’s crowdsourced external operations capability remains a threat inside the United States, inspiring individuals to act in its name• In the month of June alone, there have already been five arrests of individuals in the United States on Islamic State-related charges, an indication that law enforcement measures are working in overdrive• A study by the Center on National Security found 56 arrests related to the Islamic State in the U.S. since March 2014, with an increase in monthly arrests through June 2015• The shortened timeline from social media radicalization to potential violent action puts enormous pressure on law enforcement to ‘disrupt’ as soon as burgeoning criminal behavior is detected.