BBC News with Mike Cooper

The Turkish Prime Minister Recep Tayyip Erdogan says he still can't be certain whether a fighter plane which disappeared had been shot down or just crashed. Mr Erdogan is chairing an

emergency

security meeting. Jonathan Head reports from Istanbul.

Confusion still surrounds what happened to the Turkish air force F-4 fighter. The Turkish armed forces say(s) it disappeared from radar screens two hours after taking off from Malatya airbase in southeastern Turkey. Both pilots were reported to have been rescued from the Mediterranean Sea, not far from the Syrian border. The Lebanese media have quoted Syrian security forces as saying that their forces shot down the aircraft. But the Turkish Prime Minister Recep Tayyip Erdogan says there is still no confirmation of what brought the aircraft down nor of the fate of the pilots.

The UN envoy Kofi Annan has said he believes Iran should be involved in efforts to end the violence in Syria. Mr Annan said he wanted states with influence on both sides of the conflict to be involved in negotiations. The United States strongly opposes the involvement of Iran.

Supporters of the Muslim Brotherhood in Egypt have said they'll remain in Tahrir Square in Cairo despite a warning from the Supreme Military Council that they would not be allowed to disrupt daily life. The protesters are demanding that the delayed results of the presidential run-off are announced. Unofficial reports indicate the Brotherhood candidate Mohamed Morsi won. From Cairo, Jon Leyne.