D. Puerto Rico April 1987 casesU.S. v. Tormos-VegaSecretary of Labor v. TurnageChiriboga v. SaldanaFederal Savings & Loan Insurance v. Shearson-american Express, Inc.Santana Salgado v. DuPont Pharmaceutical, Inc.Culebras Enterprises v. Rivera RiosDel Valle Fontanez v. Aponte