Youssef Msakni (Top) of Qatar's AL Duhail SC heads the ball with Milad Fakhreddini of Iran's Zob Ahan Esfahan F.C during the AFC Asian Champions League group B football match at Abdullah Bin Khalifa Stadium in Doha, Capital of Qatar, Feb 12, 2018. Qatar's AL Duhail won 3-1. (Xinhua/Nikku)