Today in history: On June 13, 1971, The New York Times began publishing excerpts of the Pentagon Papers, a top secret study of America’s involvement in Vietnam since 1945, that had been leaked to the paper by military analyst Daniel Ellsberg. Also on this date: In 1942, during World War II, a four-man Nazi sabotage team arrived by submarine on Long Island, New York, three days before a second four-man team landed in Florida. (All eight men were arrested within weeks, after two members of the