DOWAGIAC, Mich. (Michigan News Source) – Police confirmed that a home-built plane that had been missing for four days in Cass County has been found along with the body of the 83-year-old pilot.

According to the Dowogiac Police Department, a Michigan State Police helicopter spotted the aircraft in woods about 2 miles north of Dowagiac on Thursday. Police identified the deceased pilot as Richard Martin and said his body was discovered at the crash site.

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Investigators said the cause of the crash is not clear. Authorities had been searching for Martin and his small, home-built Sonex plane since he failed to return after taking off from Dowagiac Municipal Airport around late Sunday morning.