In A Bowl, Combine The Tomatoes, Tapioca, Basil, Sugar, Salt And Pepper; Let Stand For 15 Minutes. Place The Potatoes, Carrots, Onion And Celery In A 5-Qt. Slow Cooker. In A Large Nonstick Skillet, Brown Meat In Oil Over Medium Heat. Drain And Transfer Meat To Slow Cooker. Pour Tomato Mixture Over The Top. Cover And Cook On High For 5-6 Hours Or Until Meat And Vegetables Are Tender.