Updated 7:59 a.m. Tuesday
A 16-year-old boy reported missing Sunday has returned to his home, according to the Fort Mill Police Department.
Authorities confirmed his presence and that he returned unharmed and of his own accord.
David Morrison, considered to be high-functioning autistic, left his home Friday afternoon and did not return.
According to police, Morrison may have been at Nations Ford High School Friday afternoon, a Waffle House on Saturday and at Carolina Place Mall on Sunday.
Police say Morrison normally wears glasses but did not have them when he left his home.
An investigation into the teen's whereabouts is ongoing.