40 Years After Leak, Pentagon Papers Coming Out

The 7,000-page report was the WikiLeaks disclosure of its time, a sensational breach of government confidentiality that shook Richard Nixon's presidency and prompted a Supreme Court fight that advanced press freedom. Prepared near the end of Lyndon Johnson's term by Defense Department and private foreign policy analysts, the report was leaked primarily by one of them, Daniel Ellsberg, in a brash act of defiance that stands as one of the most dramatic episodes of whistleblowing in U.S. history.