do so. you will notice that israel has on several occasions in the last year seen fit to deal with that's to its security because of what's in syria and not once has assad responded to that to date. i think there are a bunch of things we should talk about in a classified session. but let me just making it very clear to you that you know, you asked these questions, will this or that be more likely to happen or not likely to happen. if the united states of america doesn't do this, senator, is it more or less likely that assad does it again? do you want to answer that question? >> i don't think it's known. >> is it more -- >> you think it's unknown whether you have the attack. >> senator, it's not unknown. if the united states of america doesn't hold him accountable on this with our allies and friends, it's a guarantee assad will do it again. a guarantee. i urge you to go to the classified briefing and learn that.