NEW : Syria state-run TV said the nation `` expresses regret for the resignation , '' and Ban said he and el-Araby are looking for a successor to take on the `` crucial peacemaking effort . '' The EU `` calls for the early appointment of a successor '' for Annan . In an interview with BBC Radio 4 today, Mr Blair said he was not aware that any such plan had been drawn up. U.S . Ambassador : Security Council vetoes made Annan 's mission impossible .
NEW : The EU `` calls for the early appointment of a successor '' for Annan . In an interview with BBC Radio 4 today, Mr Blair said he was not aware that any such plan had been drawn up. U.S . Ambassador : Security Council vetoes made Annan 's mission impossible .