Atlanta police searching for missing 79-year-old with dementia

Atlanta police are searching for a missing 79-year-old man with dementia.

What we know:

Charles Ellis Sr. was last seen Saturday driving a Kia Optima on Interstates 75/85 southbound near GA 166, according to officers.

Police said Ellis was following his son on the interstate when his son lost sight of him.

Ellis' car was later seen on I-85 northbound at mile marker 150 around 7 p.m., but there has been no sight of him since.

A Mattie's Call, Georgia's emergency missing alert for disabled or elderly persons, has since been issued.

What you can do:

If you see his car with a North Carolina license plate number VDF 3034, call police.

AtlantaNews