225 F.3d 46 (1st Cir. 2000) UNITED STATES, APPELLEE,V.KAREEM RICHARDSON, ROY T. GAUL, MARC TAYLOR, AND DAVID ARRUDADEFENDANTS, APPELLANTS. No. 99-1404, No. 99-1407, No. 99-1438, No. 99-1474 United States Court of Appeals For the First Circuit Heard April 14, 2000Decided September 7, 2000 APPEALS FROM THE UNITED STATES DISTRICT COURT FOR THE DISTRICT OF MASSACHUSETTS. […]