Let's get a bit of honesty going here...Israel has reneged on a previously signed agreement under the Roadmap to freeze settlements including Natural growth. Abbas quite rightly expects Israel to honour it. Netanyahu agreed to follow the process and then changed the rules. Obama has told Netanyahu that he agreed to the process. Israel is the obstacle to peace....not the Palestinians.
Suspected Boko Haram suicide bombing kills 38, wounds 51 in Chad village (Reuters)
from the article: Netanyahu: Change in the air over Israel-Palestinian peace talks