Kobani, also known as Ayn al-Arab, and its surrounding areas, has been under assault by extremists of the Islamic State group since mid-September and is being defended by Kurdish fighters.
Airstrikes on Kobani, Syria - Saturday, October 18, 2014

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Smoke and flames rise over Syrian town of Kobani after an airstrike, as seen from the Mursitpinar border crossing on the Turkish-Syrian border in the southeastern town of Suruc, Sanliurfa province, Oct. 18, 2014.

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Turkish Kurds watch the smoke rises from Syrian town of Kobani near the Mursitpinar border crossing, on the Turkish-Syrian border in the southeastern town of Suruc, Sanliurfa province, Oct. 18, 2014.

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Thick smoke and debris rise from an airstrike by the U.S.-led coalition in Kobani, Syria, while fighting continued between Syrian Kurds and the militants of Islamic State group, as seen from Mursitpinar on the outskirts of Suruc, at the Turkey-Syria borde

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Smoke rises over Syrian town of Kobani after an airstrike, as seen from the Mursitpinar border crossing on the Turkish-Syrian border in the southeastern town of Suruc, in Sanliurfa province, Oct. 18, 2014.