Miner’s Inc. has reached a tentative agreement to purchase S&R Quisberg Inc.’s Cub Foods and Supervalu grocery stores in Baxter, Brainerd and Pequot Lakes, Minnesota. The Quisberg family, owners of S&R Quisberg’s, have operated retail grocery stores in the region since 1985. As part of the agreement, the store in Baxter will close in September. […]