This episode's headline: French Law; Whither Congress?; Drug War; All That Glitters. ANCHOR: JIM LEHRER; GUESTS: ANTHONY KAHN, Attorney; LAURENT VONDERWEIDT, Attorney; REP. MARGE ROUKEMA, [R] New Jersey; REP. SANDER LEVIN, [D] Michigan; GARY BAUER, Family Research Council; AL FROM, Democratic Leadership Council; GEN. BARRY McCAFFREY, [Ret.], Director, National Drug Control Policy; EDUARDO IBAROLLA, Deputy Attorney General, Mexico;s CORRESPONDENTS: PHIL PONCE; TOM BEARDEN; MARGARET WARNER; CHARLES KRAUSE; ANNE TAYLOR FLEMING;