The Russian foreign ministry has expressed its regret that Iran, Saudi Arabia, Jordan and Lebanon have not been invited to join an Action Group on Syria.
The Russian proposal on this (other countries attending) has met unsurmountable objections from the U.S. side, especially on the part concerning Iran
The group is due to meet in Geneva on Saturday to discuss how to bring about a Syrian-led political transition.
There have been claims of another massacre in Syria, with pictures apparently showing women and young children among the victims
A resident of Damascus has spoken to ITV News about what life is like in Syria's capital as the civil war in the country intensifies.
Syria's rebel fighters struck close to the heart of President Assad's regime as they bomb the main court building in Damascus