Iraq warns Turkey as oil tension escalates

Tense relations between Iraq and Turkey are worsening under the strain of an oil dispute between Baghdad and the semi-autonomous Kurdistan region.Iraq's Cabinet on Tuesday ordered the Foreign Minister to lodge a formal complaint with the U.N. Security Council against Turkey for violating Iraqi air space.The PKK, a Kurdish separatist guerilla group, has long used the un-policed, mountainous region along the Iraq-Turkey border as base from which it has launched attacks on the Turkish milit...