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Caption:Smoke and flames billow following an explosion in the Syrian town of Kobane, also known as Ain al-Arab, from the southeastern Turkish village of Mursitpinar in the province of Sanliurfaon October 22, 2014. Turkey dropped its refusal to allow Kurdish fighters over the border to defend the besieged Syrian town of Kobane, saying it was now helping Iraqi peshmerga to cross the frontier in a major policy shift. AFP PHOTO/STRINGER (Photo credit should read STR/AFP/Getty Images)
Caption:Smoke and flames billow following an explosion in the Syrian town of Kobane, also known as Ain al-Arab, from the southeastern Turkish village of Mursitpinar in the province of Sanliurfaon October 22, 2014. Turkey dropped its refusal to allow Kurdish fighters over the border to defend the besieged Syrian town of Kobane, saying it was now helping Iraqi peshmerga to cross the frontier in a major policy shift. AFP PHOTO/STRINGER (Photo credit should read STR/AFP/Getty Images)

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Turkey under pressure to beef up border security

Turkey is attempting to reinforce its border security as the international fight against ISIS continues. CNN's Arwa Damon reports.

Turkey under pressure to beef up border security

Turkey is attempting to reinforce its border security as the international fight against ISIS continues. CNN's Arwa Damon reports.