On Sunday, Iranian Foreign Minister Ali Akhbar Salehi welcomed the offer, saying Iran had no "red lines".

BBC: Iran's Khamenei rejects US nuclear talks offer

Mr Khatib held talks in Munich over the weekend with Iranian Foreign Minister Ali Akhbar Salehi and Sergei Lavrov, foreign minister of Syria's other key ally Russia.

BBC: Middle East

"Alla u akhbar, " as they see a limb.

CNN: Baby survives as family dies in Syrian onslaught