Referee Deniz Aytekin reacts during the German first division Bundesliga football match of FC Schalke vs TSG Hoffenheim in Gelsenkirchen, western Germany, on February 26, 2017. / AFP PHOTO / PATRIK STOLLARZ / RESTRICTIONS: DURING MATCH TIME: DFL RULES TO LIMIT THE ONLINE USAGE TO 15 PICTURES PER MATCH AND FORBID IMAGE SEQUENCES TO SIMULATE VIDEO. == RESTRICTED TO EDITORIAL USE == FOR FURTHER QUERIES PLEASE CONTACT DFL DIRECTLY AT + 49 69 650050
        (Photo credit should read PATRIK STOLLARZ/AFP/Getty Images)