D. Puerto Rico June 1990 casesde Leon Lopez v. Corporacion Insular de SegurosDe-Castro v. MedinaPeople of Puerto Rico v. T. ChaparroHuertas-Laboy v. Rodriguez-GonzalezLipsett v. University of Puerto RicoCastrello Merced v. Hernandez ColonA.F.A.P.S v. Regulations