The border conflict has wider implications for the Middle East and Asia , with the United States concerned that prolonged cross-border fighting would serve to destabilize the region , where Kurdish separatists pose challenges to power in Iran and Syria , as well as Turkey » and Iraq » . Turkish troops fire artillery shells into northern Iraq . The United States has been supporting the Kurdish forces in their fight against ISIS for more than a year. Latest action comes a week after Turkey completes eight-day ground offensive .
Turkish troops fire artillery shells into northern Iraq . The United States has been supporting the Kurdish forces in their fight against ISIS for more than a year. Latest action comes a week after Turkey completes eight-day ground offensive .