UNITED STATES OF AMERICA, APPELLEE, v. RAMIRO VARGAS, DEFENDANT, APPELLANT. No. 90-1916.United States Court of Appeals, First Circuit.Heard April 2, 1991. Decided September 25, 1991. Francis R. Williams, Providence, R.I., for appellant. Margaret E. Curran, Asst. U.S. Atty., Providence, R.I., with whom Craig N. Moore, Asst. U.S. Atty. and Lincoln C. Almond, U.S. Atty., were […]