DULUTH, MN (KDAL) - The Duluth Police Department is hoping the public can help them locate a missing woman who was last seen on July 23rd. 60 year old Kathryn Mary McQuillen is a resident of Lakeside Manor at 4831 London Road. She has a history of schizohrenia, has been homeless in the past and frequents the Domiano Center, CHUM, DTA Center and Union Gospel Mission. She also goes by several other last names including Gravelle, McDonald, Mitchell and Murphy. Anyone with information about Kathryn McQuillen or her whereabouts is asked to call 911.