"There is only one truth about this, and that truth will be revealed eventually. We will all have to live with whatever it is."
Bears repeating.
Though even with a possible "ugly" report coming, the chances of those Marines getting a "fair" trial is tainted with all the statements like "murdered in cold blood". And if they are cleared, we should have a method where they can get back their reputation.
You are of course correct about the loss of reputation of those who may be charged but exonerated....one of life's cruel and inexplicable slaps.