‘Chappaquiddick’ puts focus on aftermath of Kennedy accident

Jason Clarke plunged into frigid waters, repeatedly, for his role as the late Sen. Ted Kennedy in “Chappaquiddick.”The Australian actor said his research about the accident that thwarted Kennedy’s presidential chances included jumping into Poucha Pond, the same waters the Massachusetts Democrat’s car crashed into in July 1969, killing Mary Jo Kopechne.Clarke said the indie film, which is being released Friday, doesn’t try to sensationalize the accident, which Kenned