This episode's headline: Code of Conduct; Forced Out. The guests include REP. BARNEY FRANK, [D] Massachusetts; REP. DUNCAN HUNTER, [R] California; LT. COL. BOB MAGINNIS, U.S. Army [Ret.]; TANYA DOMI, Gay and Lesbian Task Force; GEORGE TERWILLIGER, Former Justice Department Official; REP. DON EDWARDS, [D] California; CORRESPONDENT: ELIZABETH BRACKETT. Byline: In New York: ROGER MUDD; In Washington: JAMES LEHRER