Developmentally disabled man found dead in Mesa

A developmentally disabled man who went missing from Apache Junction on Friday was found dead in Mesa on Saturday evening.

Pinal County Sheriff's deputies say 36-year-old Tyson Hennessy was last seen near his parents' home on south Delaware on Friday night. His father called deputies on Friday evening, concerned about his son's welfare, saying he needed medication and medical attention.

Search and rescue teams were searching for him on Saturday using K-9 teams and the Pinal County Sherif's Office aviation unit.

Deputies say that on Saturday evening, Tyson was found deceased near Val Vista and Main Street in Mesa. Officers with Mesa Police are now investigating his death.