...if the talks were to fail... Chances are that both sides may end up to be equaly blamed. The punishment of Palestinians is easy: let them continue to live in squalor. And Israel? Most probably ending the protection in the UN (the veto) and elsewhere. Israel would remain without a single friend.
Diversion of aid ships in Yemen spreads fear of shortages (Reuters)
from the article: Exclusive: U.S. vows to assign blame if Israel-PA talks fail