Western governments are struggling to restrain Turkey from a possible cross-border incursion into northern Iraq, where tensions have escalated with Kurds.
Turkish soldiers are engaged in a bloody spring offensive on their own territory against Turkey's Kurdish separatists, known as the PKK.
At the same time, Turkish officials accuse the Iraqi Kurdish leadership of supporting and arming the PKK.
Upcoming presidential elections in Turkey aren't helping to calm matters; Turkish politicians are competing to rattle the biggest saber.
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