Obama has failed to establish the USA's impartiality in any negotiations. Obama retreated on the settlements, and Hillary tried to spin something positive out of Netanyahu's worn-out words of resistance. The Palestinians have no reasonable chance of entering negotiations and being treated fairly if the USA does not have a commitment to peace with justice. Obama's Cairo speech was rhetoric. Actions need to follow. A vacuum exists that can only be filled by a super power willing to sponsor and develop Palestine.
Four Egypt security personnel killed by gunmen south of Cairo (Reuters)
from the article: Veteran reporter Helen Thomas criticizes Obama's Mideast peace efforts