rewrite the nation's financial rules may strengthen president obama's hand in canada. he is there today for the g8 summit which will expand into the g20 summit. dan lothian joins us live from toronto. dan, hello once again. you've got the world leaders, the super power leaders all together. surely, when they sit down, they can get things done. >> and that's certainly what everyone here hopes. and the focus will be the global economic recovery and how to sustain it, and there are different thoughts about that. president obama wants these world leaders to continue pushing with federal dollars to sustain growth. but there are a lot of concerns from some of these world leaders, especially when they see what happened in greece. they're concerned about their bulging deficits, and so they want to pull back on this stimulus spending. the president, believing that now is not the time to do that, because that could stall the recovery. so mr. obama talked about that, and ticked off some of his accomplishments just before flying from washington to canada