local time that will set this -- create this environment where they can go forward and create the deescalation zone. now, there are a few critical issues that they still need to iron out, that is the enforcement mechanism and the monitoring of this cease fire and how that is going to happen perhaps according to u.s. official that we will be see something sort seeing some sort of a monitoring force on the ground. agreeing on that force of course still a lot of work ahead for those involved in these negotiations. and this is a part of the country where it is not just regime forces and rebels. you have different parties, different groups. and while the united states, jordan and russia have a great amount of influence when it comes to key players in that part of the conflict, there are still others that are not signatories to this deal including extremist groups like an isis affiliate that operates in that border region between jordan, syria and israel.