Human rights groups call for an international response to violence in Syria . `` The people in Syria are trying hard to stick to the principle of peacefulness , '' he said . Diplomats say intervention could make situation worse . U.N. says more than 100 people had been killed in Syria since the uprising began .
Human rights groups call for an international response to violence in Syria . Diplomats say intervention could make situation worse . U.N. says more than 100 people had been killed in Syria since the uprising began .