This episode's headline: Aid & Comfort; Exxon - Spillover. The guests include BORIS REKK, Moscow Energy Commissioner; GRAHAM ALLISON, Political Scientist; JUDY SHELTON, Economist; PADMA DESAI, Economist; CORRESPONDENTS: CHARLES KRAUSE; NIK GOWING; LEE HOCHBERG. Byline: In New York: ROBERT MacNeil; In Washington: JUDY WOODRUFF