And another fireworks incident: is it unavoidable at all?

After the fireworks incident at the Cambuur - Feyenoord match, expectations were high. Football association KNVB had amended the protocols and Cambuur had taken measures. Nets were hung and the club also applied invisible applications. It could count on the approval of Mayor Foort van Oosten of Leeuwarden. "As the police, the Public Prosecution Service and the mayor, we have seen that it is really difficult to (stung)