The feature length Picture in Picture: Eye Witness Account brings a historical perspective to the story with many of the actual people involved in the covert operation.
But it is simply a matter of chronological observational fact that documents created prior to that time that had to do with the actualoperation -- who designed it, who approved it, how it was employed in both Operation Fast and Furious and inOperation Wide Receiver -- had been provided because they predated that period.
The internship, even though it includes actualoperation of the facilities of the employer, is similar to training which would be given in an educational environment.