Nos. 705, 96-6145. Argued: December 20, 1996. Decided: August 26, 1997. ISIDORO RODRIGUEZ, Barranquilla, Colombia, for plaintiffs-appellants. ARTHUR P. HUI, Assistant United States Attorney, Eastern District of New York (Zachary W. Carter, United States Attorney, Varuni Nelson, Jennifer C. Boal, Assistant United States Attorneys, Eastern District of New York, of counsel), for defendants-appellees. Appeal from an order of the United States District Court for the Eastern District of New York (Jack