Jurgen Klopp questioned a reporter after the match in Liverpool's 1-1 draw with Manchester City who asked him whether he believed Alexis Mac Allister should have been awarded a penalty.
Jeremy Doku avoided conceding a late penalty after a high tackle on Alexis Mac Allister was deemed 'played in a reasonable position' by VAR.
Into the eighth minute of added time, Doku's high tackle caught Mac Allister in the chest, with pundits wary of whether the Manchester City winger would end up in trouble.
Klopp admitted he had gone to speak to referee Michael Oliver at the end of the match about the penalty claim: 'I think it's worth talking about.