
Concerned that U.S. and Russian fighter jets might inadvertently get too close for comfort over Syria, high-ranking defense officials from both nations met by secure teleconference Thursday afternoon to discuss how best to de-conflict the non-cooperative air campaigns.Moscow on Wednesday unleashed Russian forces that had been building strength in Syria for weeks in support of the beleaguered and war-weary regime of Bashar al-Assad and at least notionally in an effort to bring more force to bear against Islamic State militants (ISIL).Acting…