HAFFEH, Syria (Reuters) - The Syrian town of Haffeh was smoldering and nearly deserted on Thursday after days of clashes between government forces and rebels, while activists reported more army assaults on pro-opposition areas across the country. United Nations monitors had been trying to enter the town after several days of fighting but were forced to turn back on Tuesday when a crowd attacked them. They finally gained access on Thursday to find state buildings burnt down, shops abandoned and a body lying in the street. ...