The Athens derby between Panathinaikos and Olympiakos was called off after Panathinaikos hooligans clashed with riot police before the game and threw flares at Olympiakos players as they walked onto the pitch.
Clashes between Panathinaikos hooligans and riot police started outside the Apostolos Nikolaidis Stadium about two hours before the game.
Around 50 Panathinaikos hools were arrested outside the stadium before the clashes continued on the terraces.
Clashes between Panathinaikos hooligans and riot police outside the stadium before the game:
Riots at the Apostolos Nikolaidis Stadium before the match starts: