The atmosphere was already tense during the match. Charleroi's 0-2 win over their big rivals did not improve the situation. At both of Charleroi's goals, cups and other objects were thrown onto the field. The start of the second half was delayed due to material that caused a massive smoke development. The fire department had to remove fireworks that had landed on the field. Flag incident After the match, things escalated. Charleroi player Cheick Keita showed a flag or scarf of Charleroi towards the Standard supporters, which they did not appreciate. A few fans ran onto the field to take the flag. This led to clashes between supporters of both clubs. The police had to intervene to separate the groups. Sad scenes that will undoubtedly have a sequel. Riots outside the stadium The tension continued to rise outside the stadium. Supporters threw torches at the police. According to the Liège police, four officers were injured and several police vehicles were damaged. The police made six arrests. The mayor of Liège, Willy Demeyer, condemned the incidents and emphasized that those responsible will be prosecuted later. The Liège police also emphasized that the case is being investigated, including the behavior of certain players at the end of the match.