"Bill Ayers isn't out bombing anymore, but he has never stopped being a radical. His ties to hostile Marxist regimes remain, raising more questions about Barack Obama's refusal to fully repudiate him," states Investor's Business Daily. . . . "Obama says he barely knows [Ayers], but in the years when he was meeting and serving together on the Annenberg Challenge and the Woods Fund, as well as launching his career with a fundraiser in Ayers' Che Guevara-festooned house, Ayers made at least four Marxist pilgrimages to Caracas to praise Chavez's dictatorial regime," continues IBD. . . . "[Ayers] sits on...