Paulo Diaz (top) of Al Ahli Saudi FC fights for the ball with Abdelkarim Hassan of Al Sadd SC during the AFC Asian Champions League group D football match between Qatar's Al Sadd SC and Saudi Arabia's Al Ahli Saudi FC at Jassim Bin Hamad Stadium in Doha, capital of Qatar, May 6, 2019. Al Sadd SC won 2-1. (Xinhua/Nikku)