. >> schifrin: paul saunders, wasoday's response appropriate?i think it's entirely appropriatif the u.s. government knows what russia is guilty of the poisoning. what is not yet clear from the information, athletes that's been released to the public, is how certain we really are, and i would point by wayf explanation to actually -- of what iean, a press release from the state department last week about the designation of a french national as a terrorist in syria, and this man was a designat a terrorist because he was allegedly producing and helping i.s.i.s. to use chemical weapons on the bae lefield. we wld for seven years every team chemical weapons were used in syria tat that was dne by the assad regime because no one else had the capability to use chemical weapons now, we're hearing from our own state department that, actuallye people, including i.s.i.s., have the ability in syria to use chemical weapons. the reason i give this long story is just to illustrate that determining who is doing what with some of these agents is not always the easi