comes from the long-term threat from isis, this is why having the u.s. troops on the ground with the syrian democratic force forces as troops are pulling back and the sdf has already said they will not be able to continue counter terrorism missions when they are facing violence in that counter attacking area. so to keep the pressure on, is that the syrian government or the russian government and those are all with the potential for isis to resurge as a strong possibility. thank you very much, and much appreciated. and so what should we know