The alarming implications of the CIA’s Mexico City case against Oswald had to be faced on the morning after the assassination by the new president, Lyndon Baines Johnson. As a result of the public disclosure under the JFK Act of LBJ’s taped conversations, we now know how Johnson was informed of the CIA setup. Michael Beschloss, editor of the Johnson tapes, tells us that at 9:20 a.m. on November 23, 1963, Johnson was briefed by CIA director John McCone about “information