This episode's headline: State of Siege; Handgun Control; Savings & Loan. The guests include CLIFFORD KRAUSS, Journalist; FRANCISCO ALTSCHUL, Opposition Spokesman; GEN. FRED WOERNER, Former Commander, Southern Command; JAMES LeMOYNE, Journalist; WILLIAM LeoGRANDE, Political Scientist; JAMES BRADY, Reagan Press Sec.; SARAH BRADY, Handgun Control Lobbyist; RICHARD GARDINER, National Rifle Association; CORRESPONDENT: JEFFREY KAYE. Byline: In New York: ROBERT MacNeil; In Washington: JUDY WOODRUFF