The police are investigating this incident and are seeking information and available footage. This could include video recordings from the first location (Noorderbreedte and Achtersteven) or the second location (Kanaaldijk approximately 1 kilometer from the viaduct over the A10) where the assault ultimately took place. If you know more, have footage of the suspects involved, or can otherwise assist the police, please contact 0900-8844 or report anonymously via 0800-7000.