Watch NCIS Season 7 Episode 17 entitled "Double Identity." In this episode, Gibbs and the team investigate the shooting of a Marine and uncovers more to his life than anyone would have ever imagined.
You can watch this episode online via streaming, there are many websites that do it nowadays, just use your searching skill. But if you don't want to search further, just use this URL, it is where you can Watch NCIS Season 7 Episode 17 in full:
Link to video: http://tinyurl.com/watch-ncis-0717
