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DROCHTERSEN, GERMANY - AUGUST 20: Referee Dr. Matthias Joellenbeck speaks to Henry Sung of Drochtersen after he challenged Ibrahima Traore of Moenchengladbach and Referee Dr. Matthias Joellenbeck during the DFB Cup match between SV Drochtersen/Assel and Borussia Moenchengladbach at Kehdinger Stadion on August 20, 2016 in Drochtersen, Germany. (Photo by Joachim Sielski/Bongarts/Getty Images)