DEPARTMENT OF THE TREASURY, U.S. CUSTOMS SERVICE, PETITIONER, v. FEDERAL LABOR RELATIONS AUTHORITY, RESPONDENT, NATIONAL TREASURY EMPLOYEES UNION, INTERVENOR. No. 86-1198.United States Court of Appeals, District of Columbia Circuit.Argued February 20, 1987. Decided January 19, 1988. Page 1382 John S. Koppel, Dept. of Justice, with whom Richard K. Willard, Asst. Atty. Gen., Dept. of Justice, […]