ROCHESTER, Minn. – Mayo Clinic confirmed plans to demolish its Ozmun Complex downtown and the neighboring old Lourdes High School for a new facility. Demolition will be in Octuber. The new structure will house patient-care facilities and “staff-centric medical practices,” a spokesperson said. The target for completion: Mid-2025. The new building is part of a $5 billion Mayo plan with 2.4 million square feet of space by 2030.