Red Star have been ordered to play a home game in European competition behind closed doors for racist behaviour and COVID-19 protocol breaches.
Serbia's Football Association president Slavisa Kokeza was questioned by police on Sunday in connection with arrests of members of a fan group.
AC Milan progressed to the last 16 of the Europa League on away goals after struggling to a 1-1 draw at home to Red Star Belgrade on Thursday.
UEFA have opened a disciplinary investigation after Zlatan Ibrahimovic was subjected to racist abuse in a UEL match against Red Star Belgrade.
Red Star Belgrade apologised for racial abuse aimed at AC Milan forward Zlatan Ibrahimovic during their Europa League clash on Thursday.
A stoppage-time header by substitute Milan Pavkov earned 10-man Red Star Belgrade a 2-2 home draw with AC Milan in a pulsating Europa League game.
Serbian police raided the stadiums of the country's two biggest football clubs on Thursday after arresting 17 people linked to organized crime.
Red Star fans and players celebrated their 31st league title on Saturday after they beat Proleter 2-1 at the Maracana stadium in Belgrade.
A near-capacity 25,000 crowd turned out for a tense Belgrade derby as both sets of fans lit flares and taunted each other.
Real Sociedad have wished their former player, Darko Kovacevic, "a swift recovery" following reports that he was shot at outside his home in Athens.
Bayern Munich secured top spot in their Champions League group with a 6-0 thrashing of Red Star thanks to four Robert Lewandowski goals.
Son Heung-Min scored two as Tottenham moved to within one victory of the Champions League round of 16 with a 4-0 victory over Red Star Belgrade.
Tottenham Hotspur said they would take the strongest possible action after several hundred Red Star Belgrade fans defied a UEFA ban.
Tottenham ended their recent slump in emphatic fashion with a thumping 5-0 victory over Red Star Belgrade in their Champions League group clash.
Olympiakos were charged after their fans unfurled a banner that UEFA deemed to be racist in their 3-1 loss at Red Star Belgrade.
Former European Cup winners Red Star Belgrade fought back to earn a 3-1 home win against 10-man Olympiakos Piraeus in a pulsating Champions League G
Bayern Munich kicked off their Champions League campaign by easing to a 3-0 victory over Red Star Belgrade on Wednesday in a one-sided Group B game.
Real Madrid will face Paris Saint-Germain in the Champions League group stage this season.
Red Star Belgrade drew away to Swiss side Young Boys while Olympiakos thumped Krasnodar in the first leg of the Champions League playoff round tie.
Milos Degenek's Saudi Arabian adventure is coming to an end with the Socceroos defender poised to return to Serbian team Red Star Belgrade.
Socceroo Milos Degenek has signed a three-and-a-half year deal with Saudi Arabian powerhouse club Al Hilal.
He got slammed for backing Croatia at the World Cup, but Novak Djokovic was in his native Serbia on Tuesday supporting Red Star against PSG.
Paris Saint-Germain reached the last 16 of the Champions League on Tuesday on a superb showing against Red Star Belgrade.
Napoli swept aside Red Star Belgrade with a typically entertaining performance as two goals from Dries Mertens helped them to a 3-1 win.