Twenty city police officers are on foot patrolling the area surrounding the Thunder Bay Regional Health Sciences Centre. Police are conducting the ground search for 42 year old Pauline Kireto who was last seen on October 15th. Efforts by her family and police to locate her have been unsuccessful. Kireto is described as 5-foot-1 with a medium build and short dark hair. She does require medication and has been without them since the time of her disapearance. Anyone with information on the whereabouts of Pauline Kireto is asked to call city police or crimestoppers.