>> well, chris, again, i think the president has been fight clear about the fact, first of all, that we're fight aware of the extremist threat that existed inside the sinai peninsula for fight some time. for years, the faa has had certain flight restrictions in place in the sinai, the state department over the course of the last year has given repeated travel warnings, warning people of the risk of traveling in the sinai peninsula. that is an indication that we have taken precautions against the extremist threat that exists inside sinai peninsula. when it comes to this extremist threat in other parts of the world, just last week, the united states carried out an operation against an isil leader inside of libya. we're still assessing the results of that operation. we're able to take the targeted strike against the leader of isil inside of libya, because of the intensive, intelligence operation that's been under way inside of libya. because of efforts to coordinate with local officials on the grounded to develop that information. this is an indication that this is something that the president has been focused on for fight