This episode's headline: Power Play; AIDS in the World. The guests include LT. GEN. WILLIAM ODOM, U.S. Army [Ret.]; PATT DERIAN, Former State Department Official; RANDALL ROBINSON, TransAfrica; RICHARD HELMS, Former CIA Director; ANDREW YOUNG, Former U.N. Ambassador; JONATHAN MANN, Global AIDS Policy Coalition; CORRESPONDENT: KEITH GRAVES. Byline: In New York: ROBERT MacNeil; In Washington: JAMES LEHRER