relationship between offensive and defensive weapons. when the administration takes the deal to congress, they are going to say, look, there is no legal obligation on our part to any limitations on missile defense and we are heading ahead in a row bust way. that was the fundamental hangup at the very end here. that is interesting what michael is bringing out. there were a few headlines that said russia has the right to opt out of this and some of it was touching on the really thorny issue of missile defense. what actually does this treaty say in terms of whether or not russia can opt out based on whether or not our missile defense is deemed a threat to them? well, each side can always opt out on their own. that s what u.s. officials have been stressing. as michael points out, it was important not to have missile defense in the actual legal framework. the russian side was able to put in a statement basically saying,