- The information found in this section is extracted from Senatorial Privilege by Leo Damore. Mr Damore conducted over 200 interviews, many with people close to the case, including police officers. He had access to the files on Chappaquiddick locked in the district attorney's vault in Barnstable, and to personal notes about the case kept by key investigators of the accident.
- Some of the most powerful revelations in Senatorial Privilege were supplied by Joseph Gargan, who for nearly 20 years had remained silent and allowed himself to be made the scapegoat in the tragic death of Miss Kopechne.

Follow the Timeline of the Events Leading up to
the Accident at Chappaquiddick