Loving was last seen on September 16 at his home off New Market Road in Henrico County. His son, Joshua Loving, said his father was acting out of character in the days leading up to his disappearance.

"He came to my room. It was about 10:30 in the morning," Joshua said.

Joshua said his father mumbled something strange.

"He told me he saw a taxi outside, and he was already seeing things. I looked out there and there was no taxi outside. And he told me the meter was running and he needed money for it, and I told him I didn't have any money for it," Joshua said.

The family believes Theo was in the early stages of dementia, though he had not been officially diagnosed. Video from mid-September shows the frail 83-year-old walking slowly in front of his home.

Police continue to investigate T

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