kiboshed all of this, we'll just focus on muslim. >> paul cruickshank, juliettete and mubin appreciate your time. facebook says it is taking on terror after the weekend attacks in london. it wants to be a hostile environment for terrorists. christine romans is here before the bell with that. >> there's a feeling that sometimes the safe space as theresa may put it for terrorist ideology breeds in the very place that is oxygen for democracies, free speech. facebook, twitter and others saying they're going to be hostile to the terrorist ideology. law enforcement sources for years have said it's not the case. they don't work fast enough. we don't know the motives behind these three individuals to be clear here. i want to you listen if you will to what theresa may said about this safe space for terrorist ideologies. >> we cannot allow this ideology the safe space it needs to breed.