Union Berlin president Dirk Zingler sharply criticized team’s coach Nenad Bjelica for his unsportsmanlike behaviour in the 1-0 defeat to Bayern Munich on Wednesday. “Despite all the understandable emotions in football, something like this must not happen to a head coach. A coach must remain calm in such a situation and not allow himself to be carried away by unsportsmanlike behaviour,” Zingler told Saturday’s edition of the Berliner Zeitung newspaper. “He didn’t live up to his role model status at that moment. He was sanctioned for this as part of his contract,” Zingler said. Bjelica was suspe…