Turkish forces push into Syria, battle Kurdish militia

By Dominic EvansAZAZ, Syria (Reuters) - Turkey's army and rebel allies battled U.S.-backed Kurdish militia in Syria's Afrin province on Sunday, stepping up a two-day-old campaign against YPG fighters that has opened a new front in Syria's civil war.Amid U.S. calls for restraint, Turkish artillery pounded YPG positions, while rockets fired from inside Syria slammed into two Turkish border towns, wounding dozens, according to the local governor's office and a witness.Turkey began its push to clear