Investigators are searching for a witness, who provided assistance at the scene of a fatal motorcycle crash on Sunday in Zorra Township.

Oxford County OPP says this unknown woman, who is thought to be a nurse, provided assistance prior to police arrival. The woman, who is believed to be in her 20s, with long brown hair, spoke with at least one OPP member before leaving the scene.

Andrezej Kloc, 55, of London was pronounced dead at the scene on Sunday after a Chevrolet vehicle allegedly collided head-on with the motorcyclist on 19th Line at Road 64.

George Pickering, 70, of Zorra Township is charged with dangerous operation of a motor vehicle causing death and causing death by criminal negligence.

If you or someone you know assisted at the scene, you’re asked to call OPP at 519-485-6554.