Al Jazeera correspondents Kristen Saloomey and Rula Amin report from the United Nations and Beirut on the newest allegations of a massacre in the village of al-Qubayr, and what it might mean for Kofi Annan's six-point peace plan.

UN observers trying to access the site where at least 80 people were reportedly killed have been blocked by the Syrian army and come under small arms fire, UN Secretary-General Ban Ki-moon said.