proceed from the principle of reciprocity. russia made this decision to do this poisoning of a british citizen and his daughter, and they also made the decision to not really respond to the concerns of the world when they raised them. now you have this action, more than a dozen, almost two dozen countries expelling diplomats. it s a strong action. as steve says, it sends a message. difficult when you re doing with nuclear power to do much more than send a message without risking nuclear conflict but this is something that so serious that more action really is needed. understand this is the u.k. s situation and we are in a supportive role. there are other actions that can be taken, even the intelligence community report last year said anti-fracking movements were something the russian government was funding and trying to affect u.s. policy. doing something policy wise they can really russia, hurt them economically might be a good way to ramp things up without