Nothing is going to happen until Obama dares to use power against Israel. Does anyone really believe that the Israeli government is going to dismantle the settlements of its own free will? It's not hard, Obama: Threaten to cut the military and economic aid to Israel. If Israel still refuses to accept a Palestinian state on the borders of 67, then cut it. Everything. And then you'll see the Israeli leaders back down in less than a week.
from the article: Rahm Emanuel: Obama summit was not just a photo opportunity