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Kurdish peshmerga fighters gesture and wave a Kurdish flag from a military vehicle armed with a heavy infantry weapon as they ride towards the Syrian town of Kobane, also known as Ain al-Arab, from the border town of Suruc, in the Turkish southeastern Sanliurfa province, on October 31, 2014. Kurdish peshmerga reinforcements entered Syria from Turkey late on October 31 to bolster defenders in the key border town of Kobane which is under assault by Islamic State group jihadists. AFP PHOTO/STRINGER (Photo credit should read STRINGER/AFP/Getty Images)
Kurdish peshmerga fighters gesture and wave a Kurdish flag from a military vehicle armed with a heavy infantry weapon as they ride towards the Syrian town of Kobane, also known as Ain al-Arab, from the border town of Suruc, in the Turkish southeastern Sanliurfa province, on October 31, 2014. Kurdish peshmerga reinforcements entered Syria from Turkey late on October 31 to bolster defenders in the key border town of Kobane which is under assault by Islamic State group jihadists. AFP PHOTO/STRINGER (Photo credit should read STRINGER/AFP/Getty Images)

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    Reinforcements arrive in Kobani

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Reinforcements arrive in Kobani

Peshmerga fighters from Iraq arrive to help fend off an ISIS advance. CNN's Nick Paton Walsh reports.

Reinforcements arrive in Kobani

Peshmerga fighters from Iraq arrive to help fend off an ISIS advance. CNN's Nick Paton Walsh reports.