TUCSON (KGUN9-TV) - Pima County Sheriff's Department is looking for 66-year-old William Pemble.
PCSD said that Pemble was last seen at 4:30 p.m. at his workplace near the intersection of Broadway boulevard and Swan road.
Family members say it is very unusual for Pemble not to return home after work.
He suffers from a medical condition which causes dizzy spells.
Pemble is Caucasian, approximately 5'10" tall and weighs 190 pounds. He has blue eyes and grey hair.
Pemble drives a 2000 Silver Dodge Stratus.
If you have any information please call 9-1-1 or 88-CRIME.