Amir Velic (1st R, top) of Zeljeznicar vies for a header during the UEFA Youth League 2017-2018 Round 2 football match between FK Zeljeznicar of Bosnia and Herzegovina and Club Atletico de Madrid of Spain, in Sarajevo, Bosnia and Herzegovina, on Feb. 7, 2018. Atletico won 3-1. (Xinhua/Haris Memija)