( July 16, 2026, 9:45 AM EDT) -- PIERRE, S.D. — Owners of homes built on top of an inactive gypsum mine that was at one time owned by a subdivision of South Dakota failed in a putative class complaint to bring a viable claim for inverse condemnation against the state following the formation of a large sinkhole because the property was not private at the time of the mining and homeowners failed to show “that the State’s retention of the mining rights to the property is a ‘public use’ under the damaging clause of the South Dakota Constitution,” the state’s highest court ruled....