Hertha Berlin's Ivorian striker Salomon Kalou (R) heads the ball challenged by Frankfurt's defender Guillermo Varela (L) and Frankfurt's US defender Timothy Chandler (on the ground) during the German first division Bundesliga football match between Hertha Berlin and Eintracht Frankfurt in Berlin, Germany, on February 25, 2017. / AFP / Odd ANDERSEN / 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 ODD ANDERSEN/AFP via Getty Images)