DORTMUND, GERMANY - SEPTEMBER 16: A dejected Per Mertesacker of Arsenal walks off the pitch following his team's 2-0 defeat during the UEFA Champions League Group D match between Borussia Dortmund and Arsenal at Signal Iduna Park on September 16, 2014 in Dortmund, Germany. (Photo by Martin Rose/Bongarts/Getty Images)
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Bongarts Martin Rose