Winona Police Department seeks property owners' help in search for missing Madeline Kingsbury.

Winona police are seeking information about old wells, homesteads, and sinkholes in two southeast Minnesota counties as they continue to search for Madeline Kingsbury, who was reported missing on March 31. They are also asking landowners to put a blue checkmark in a visible location if they consent to a property search by volunteers. Police have not identified a suspect or person of interest in Kingsbury's disappearance and are asking for any tips or information to be shared with Crime Stoppers. A $50,000 reward has been posted.