Broadsword:
Perhaps their sincerity would be more convincing if they sent a warning to the gasser-in-chief of Syria.
Where, exactly, is your proof that Assad did anything more than drop a good fart? Show us all, please, this definitive proof that the government of Syria did this. Then sit back and think of the potential consequences of it being the non-government forces having possession of these weapons...
I really hope the three "stars" behind your aggressive nom de plume does not indicate the pinnacle of your career... Your lack of critical thinking implies that your decision making for those beneath you could be less than beneficial for them.
You've shown several times now that you don't really "grasp" the complex issues being discussed here - and several others have pointed it out to you. Can I suggest, for your own mental health, taking that "quiet corner" I suggested earlier...
Just a thought...