Police continue to investigate offences committed during a parade in Derry City on Monday 18th April 2022, in which masked persons marched in public.

As part of the investigation, Detectives are interested in mobile phone videos, CCTV footage, vehicle dash-cam footage and photos of the incident as well as any other information that may help the investigation.

If you do not wish to provide your details Detectives still ask you provide the above and you can choose to remain anonymous.