U.S. signs security pact with Kurdistan, warns Turkey not to invade :

The United States has issued its highest-level warning against a Turkish military invasion of neighboring Iraq.
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Turks shell rebels in northern Iraq again, says Kurdish report:

Turkish troops shelled a border area in northern Iraq for a second day early yesterday in an attack on Kurdish rebels based there, a pro-Kurdish news agency reported. The report could not be confirmed immediately.

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Turkey seeks UN OK for cross-border action;

The prospect that Turkish troops will invade northern Iraq to attack Kurdish rebels rose yesterday as Turkey reportedly asked to meet UN Secretary General Ban Ki-moon to reaffirm its right to self-defence.