US President George W Bush says he has long since lost patience with Syria's President Bashar al-Assad, and has ruled out opening a dialogue with him. "He doesn't need a phone call, he knows exactly what my position is," Mr Bush said at a year-ending news conference. The US and Syria have each accused the other of meddling in Lebanon, where repeated attempts to find a new president have failed. Mr Bush also accused Mr Assad of supporting militant groups. "My patience ran out on President Assad a long time ago," Mr Bush told reporters at the White House. "The...