 256 of them were court-martialed. Many agreed to go back to work, but 50 held out. They were charged with mutiny. But yesterday, the Pentagon announced all 256 will now be exonerated. That's ABC's Rhiannon Alley. NASA shutting down a mission to the moon. It had been working on a rover that would go to the moon's south pole looking for ice, but after spending about $450 million, the cost overruns were just too much. Sherry Preston, ABC News.