deterrence is working. That just means that Hamas still feels outgunned. When it doesn't feel outgunned, it will come out with all guns blazing. It will be a mistake and very bloody on both sides but it might just be Hamas's last hurrah. If it doesn't reach that point, contrary to Durson's assertions, its because of deterrence.
UN: Gaza could be 'uninhabitable' by 2020 if trends continue (AP)
from the article: Escalation with Gaza will likely be contained within a few days