amy: that report for pbs was part of your investigation, aaron glantz, that prompted the pentagon tout the university of phoenix on probation for deceptive recruiting practices. the move welcomed by consumer advocates and veterans group, but this is senator mccain complaining about the investigation and its results during the senate hearing on wednesday. >> in 2009 before the administration regulatory assault on for-profit sector, the company stock reportedly dueed at $86.54 per share to this targeted attack and prior to the release of the reveal news hit piece, it was anded around $16 per share reached a low of around six dollars per share surely after decision. probation the purpose of this -- john amy: aaron glantz, you're the reporter behind that investigation it was so critical of in these remarks. your quick comment? >> it is a credible abbasid in united states senator holding hearings for the protection of one company, especially a company that was paper preferential access to military bases, was surreptitiously engaging and recruitment activities at resume workshops, was usin