Hamas had agreed to cease fire of rockets shortly before Cast Lead so stopping rockets was not main goal. Hamas remaining in power is the main problem for both Israel and PA, with US goals also somewhat block by Hamas in power. The refugee issue which Hamas is pushing maybe the biggest problem with them in power since Israel and PA don't want to talk about it but 52% of Gaza are refugees from Israel, who goal is right to return to home land.
One student killed, three wounded at Arizona campus during fight (a)
from the article: Who will be punished for killing civilians in the Gaza war?