A 67-year-old man with dementia who was reported missing in Los Alamitos was found Thursday.
William Marshall Prosser had been last seen around 1 a.m. Wednesday on the 3700 block Katella Ave., according to an alert issued from the Los Angeles County Sheriff’s Department.
Prosser was described as 5 feet, 11 inches, weighing 150 pounds with hazel eyes, gray hair and a gray beard, according to the sheriff’s department…