Black vest mowed down Nessebar, who won promotion to the Second League, Topsport reported.
Coach Todor Dimitrov, who worked at the school in Nessebar, passed away at only 40 years old.
At the moment, no details have been released about what happened to Dimitrov.
"It is with great sadness that we inform you that we have lost our friend and colleague! There are no words to express our sorrow for your loss! Sincere condolences to the family! May your memory be blessed, Toshe!", wrote his grieving colleagues in Nessebar.
As a football player, Todor Dimitrov attended CSKA's school and played as a defender. He passed through Conelliano (Germany).