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BARCELONA, SPAIN - MARCH 16: Mathieu Flamini of Arsenal challenges Andres Inesta of Barcelona during the UEFA Champions League Round of 16, 2nd Leg match between Barcelona and Arsenal at Camp Nou on March 16, 2016 in Barcelona, Spain. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)

BARCELONA, SPAIN - MARCH 16: Mathieu Flamini of Arsenal challenges Andres Inesta of Barcelona during the UEFA Champions League Round of 16, 2nd Leg match between Barcelona and Arsenal at Camp Nou on March 16, 2016 in Barcelona, Spain. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)