Until we get an official report from the pending investigation, I think that a lot of things we'll hear and see will be rumor and conjecture. The media tends to feed off sensationalism, so we might be getting a biased view on the matter.

Punishment should be just, but certainly not swift. Like Big D said, some people could just end up as whipping boys, and nobody is yet entirely sure how far up these screw-ups' chain of command this went. A thorough and exhaustive investigation should be in order.