Armed Kurdish fighters from the Kurdistan Workers Party (PKK) stand at attention after arriving in the Heror region of Iraq, northwest of Baghdad, on Tuesday, May 14, 2013. (AP Photo/Ceerwan Aziz)
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Armed Kurdish fighters from the Kurdistan Workers Party (PKK) stand at attention after arriving in the Heror region of Iraq, northwest of Baghdad, on Tuesday, May 14, 2013. (AP Photo/Ceerwan Aziz)
