Missing man with dementia sought by Pleasanton Police, pic released

Pleasanton Police are asking for public's help to find an elderly man who was reported missing on Wednesday. Donald Campbell, 68, was last seen near Mohr Avenue and Kolln Street, an area that's east of Santa Rita Road. Campbell is 6'1" and was last seen wearing a black sweatshirt, black pants and black shoes. He has dementia, according to police.