Saskatoon police are asking for the public’s help finding out who is responsible for tipping over a portable washroom in Diefenbaker Park on Canada Day.

Police say a 57-year-old woman was using the washroom when someone tipped it onto its door. She was trapped inside until several on-lookers were able to free her and offer assistance. She required medical attention after the incident, police said in a media release.

Anyone with information is asked to contact the Saskatoon Police Service at 306-975-8300 or Crime Stoppers at 1-800-222-8477.