This episode's headline: Equal Opportunity; Image Problem. The guests include LT. GEN. CALVIN WALLER, U.S. Army; REV. BENJAMIN CHAVIS, Civil Rights Activist; ALAN KEYES, Former Assistant Secretary of State; RONALD WALTERS, Political Scientist; COL. FRED CHERRY, U.S. Air Force [Ret.]; CORRESPONDENTS: SPENCER MICHELS; CHARLAYNE HUNTER-GAULT. Byline: In New York: ROBERT MacNeil; In Washington: JUDY WOODRUFF