In other news, the lone survivor of the Sago mine tragedy has provided new details of his colleagues’ last hours. In a letter to the 12 miners’ families, Randal McCloy Jr. said at least four air packs did not work, forcing them to share the devices among themselves. McCloy wrote : “As my trapped co-workers lost consciousness one by one, the room grew still and I continued to sit and wait, unable to do much else.”