The Russians have been more co-operative over recent months - forexample, cancelling the sale to Iran of an anti-missile system that fell foul of UN sanctions which the Russians themselves supported.
And that's what Ambassador Rice was talking about, and Secretary Clinton and I, because the consequences of not taking that firm action are more violence -- violence that spills over Syria's borders, violence that results in even greater participation in this by Iran, forexample, and others, to the point where it becomes a proxy war of sorts.