Fighting between the Myanmar army and ethnic Rakhine rebels has escalated in the western state's temple-studded town of Mrauk U, sources confirmed Wednesday, with reports of military jets streaking across the sky.Riven by complex ethnic and religious divides, Rakhine state was the epicentre of a brutal military campaign in 2017 that forced some 740,000 Rohingya Muslims over the border into Bangladesh.But the army is now locked in deadly battles with the Arakan Army (AA), a group that cla