Source Code Review: Trailer Injustice

Somewhere along the way, the marketing department for the movie Source Code had to have watched the movie. It's practically a requirement to at least have some passing familiarity with the subject in order to build an audience for that subject. So with that in mind, I cannot for the life of me figure out how the trailer for Source Code was constructed from the movie that I watched on DVD recently.

Had you seen the trailer for the Jack Gyllenhaal/Michelle Monaghan movie Source Code, you would t...