CNN CNN Newsroom With Poppy Harlow April 5, 2015 20:04:00
Websites getting on social media saying they're interested in carrying out an attack. some of the dascases are knew son cases, just all talk but they don't know. they can't take the chance it's all talk. >> all right. but nonetheless, it seems impressive there seem to be a lot of arrests taking place. but it seems like continent to continent, it's nearly simultaneous. do you believe there's an increase in activity in recent weeks or months or build up towards something, or it's just merely coincidence. >> no an increase in activity isis and other groups increased numbers of postings they have ...