On March 1, former Nixon Administration aides H.R.Haldeman, John Ehrlichman, Charles Colson, and Gordon Strachan; former attorney general John Mitchell; and campaign aides Robert Mardian and Kenneth Parkinson were indicted on charges of covering up the 1972 break-in of Democratic National Committee headquarters in the Watergate Office Building. The grand jury also gave Judge John Sirica a sealed report believed to deal with Nixon's role in the cover-up, with the recommendation that it be forwarded to the House Judiciary Committee for inclusion in its impeachment investigation. The defendants were variously charged with conspiracy,obstruction of justice, perjury, and making false statements and false declarations. …