ROXBURY — State police are trying to figure out who damaged an aircraft at Good Hill Farm over the weekend.

Police were called to the privately-owned airstrip off Route 317 Sunday morning, where a 76-year-old man reported that his aircraft had been damaged.

The damage is believed to have occurred between noon Friday and 9:40 a.m. Sunday, police said.

Any witnesses to suspicious activity in the area are asked to call Connecticut State Police Troop A at 203-267-2200.