Derry police are actively searching for an unknown suspect following a physical assault that occurred on Wednesday, August 19, 2026. The incident took place at the Robert Frost Farm Historic Site, located at 122 Rockingham Road in Derry, New Hampshire. Authorities responded to the scene at approximately 3:47 p.m. after a woman reported that she was walking along one of the property’s trails when she was struck from behind by an unidentified individual using an object. The victim was subsequently transported by Derry firefighters to Parkland Medical Center for medical treatment, though the specific nature of her injuries and her current condition have not been disclosed to the public. Police have released a description of the suspect as a white man wearing gray shorts. Following the report, law enforcement conducted a search of the surrounding area utilizing a K-9 unit; however, they were unable to locate anyone matching the suspect's description. The investigation remains ongoing as authorities work to identify and apprehend the individual responsible for the attack. The suspect is currently at large. Police are urging anyone who may have witnessed the incident or who has information regarding the suspect's identity or whereabouts to come forward. Residents with relevant information are asked to contact the Derry Police Department directly at 603-432-6111 to assist with the investigation. This alert serves as a public safety warning and a request for community assistance in resolving the case.