In May of this year, Chetwynd interviewed senator John McCain about his experiences while being held there as well. Chetwynd had hoped that he could include the interview as part of the bonus footage for the first DVD edition of the film.
However, Chetwynd was told by Warner Brothers that he couldn't release the DVD until after the election:
...he received a letter recently from a Warner's publicist in response to a request he made to screen the video for friends and associates. Not only was he informed that there was no publicity budget for the re-release, but he was told in no uncertain words that showing either the film or the McCain footage was "prohibited."Prohibited? That's a new one. According to Ben Smith's blog, the reason is that Warner Home Video didnt want to influence the election.
Read more at Ben's blog.