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LEVERKUSEN, GERMANY - FEBRUARY 21: Referee Felix Zwayer suspends the match after Borussia Dortmund's first goal during the Bundesliga match between Bayer Leverkusen and Borussia Dortmund at BayArena on February 21, 2016 in Leverkusen, Germany. (Photo by Dennis Grombkowski/Bongarts/Getty Images)

LEVERKUSEN, GERMANY - FEBRUARY 21:  Referee Felix Zwayer suspends the match after Borussia Dortmund's first goal during the Bundesliga match between Bayer Leverkusen and Borussia Dortmund at BayArena on February 21, 2016 in Leverkusen, Germany.  (Photo by Dennis Grombkowski/Bongarts/Getty Images)