Nine News Usman Khawaja doubles down over explosive sandpaper-gate claims | 9 News Australia 6 hours ago The News Room Usman Khawaja has doubled down after making explosive claims about the sandpaper-gate scandal that rocked Australian … Post navigation Previous How much can you save by going green? | 9 News AustraliaNext Missing man found in bushland more than 100km away | 9 News Australia