If the Arabs uses UGA-377 to over-ride the US veto, the US will have been humiliated TWICE in the UN on the same item. Even more humiliating for the US is, the US originally developed UNGA-377 to over-ride a veto by the Soviets. The US will be shafted by their own spear.
MK Amir Peretz tells Hatnua Leader Livni he intends to return to Labor Party (Haaretz)
from the article: Palestinians: We will seek full UN membership on September 23