Abdullahi Alfa of Nigeria is challenged by Saeid Ezatolahi of Iran

[FIFA]

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AL AIN, UNITED ARAB EMIRATES - OCTOBER 29:  Abdullahi Alfa of Nigeria is challenged by Saeid Ezatolahi of Iran during the round of 16 match between Nigeria and Iran at Khalifa Bin Zayed Stadium on October 29, 2013 in Al Ain, United Arab Emirates.  (Photo by Stuart Franklin - FIFA/FIFA via Getty Images)