On October 4, two Rohingyas, including ARSA commander Yousuf alias Chakmaiya Yousuf and another named Arafat Hossain, were killed in an inter-factional clash between Myanmar-based militant groups Arakan Rohingya Salvation Army (ARSA) and the Rohingya Solidarity Organisation (RSO) in Ukhiya Upazila (Sub-District) of Cox's Bazar (Chittagong Division), reports The Daily Star.