Hawkesbury OPP are looking to identify three people of interest in a case related to an altercation that involved a 73-year-old man.
OPP say they responded to an assault in progress on Monday on Pitch Off Road in the Town of Plantagenet, about 50 minutes west of Ottawa.
Police say the man was in an altercation with three men who were on dirt bikes and an ATV.
Neighbours say the three people had been travelling in the area for a few days.
Anyone with information is asked to contact the Hawkesbury OPP at 613-632-2729 or 1-888-310-1122.
Tips can be sent to Crime Stoppers at 1-800-222-8477, where you may be eligible to get a cash reward of up to $2,000. All tips are anonymous and you will not have to attend court.