Mladen Zizovic cause of death: How did the coach tragically pass away mid-game?

FK Radnicki 1923 head coach Mladen Zizovic tragically passed away during a Serbian SuperLiga match at the age of 44. The incident halted play, and the game was later abandoned after news of his death spread. Zizovic, a former international player, had recently taken charge of the team. Condolences and prayers for the departed poured from the footballing community.