What’s in the box that scares Garda boss Callinan?

Is the commissioner uneasy about what may tumble out?
The files were handed over to McGuinness by a whistleblower within the force and pertain to the operation of the penalty points system for road safety. This story has been rumbling on for over a year since two whistleblowers went to TDs in frustration after their allegations gained little purchase through the normal channels.