Mexico says DNA tests indicate forty-three trainee teachers abducted by corrupt police 10 weeks ago were likely incinerated at a garbage dump by a gang.<br /><br /> Officials say they will open an international investigation led by experts representing the Inter-American Commission on Human Rights.<br /><br /> One victim has been identified from the badly burnt remains uncovered at a rubbish tip <br /><br /> The students went missing on the night of 26 September after police opened fire on the buses in which they were leaving the city of Iguala.<br /><br /> The scandal has sparked mass anti-government protests ever since.