The main considerations for that include how much help the whistleblowers and their counsel provide in the investigation of the facts and the framing of issues.
One of the key issuesframing the Republican primary race and one that will certainly be highlighted during the general election if Romney were to get that far is his role in Bain Capital.
We can see this backward framing of the issues, for example, in the debate over sequestration, where it is claimed that because taxes cannot rise further, spending must be cut -- without any examination of what purpose that government spending serves.