A late winner ruled offside, penalties not given, and Dortmund’s Bundesliga title hopes were dealt a blow at local rival Bochum in a 1-1 draw on Friday.
Borussia Dortmund are second in German Bundesliga points table with 53 points from 25 matches. Bayern Munich lead the table with 60 from 26.
To tie Eintracht Frankfurt 1-1 in the Bundesliga, Bochum's Japanese forward Takuma Asano scored, extending the host team's winless run to seven games overall.
Robert Lewandowski scored the opener for Bayern Munich but Bochum made a brilliant comeback to win over their fan-favourite rivals.
With three wins from three games, Bayern Munich are atop the Bundesliga 2022-23 standings. Leroy Sane, Matthijs de Ligt, Kingsley Coman and Serge Gnabry also got on the scoresheet.