Chappaquiddick incident
The Chappaquiddick incident occurred on Chappaquiddick Island, Massachusetts, United States, sometime around midnight between July 18 and 19, 1969, when Mary Jo Kopechne died inside the car driven by U.S. Senator Ted Kennedy after he accidentally drove off a narrow bridge into Poucha Pond. Kennedy left a party on Chappaquiddick Island, off the eastern end of Martha's Vineyard, at 11:15 p.m.