Former vice-captain David Warner accuses Cricket Australia of a "cover-up", claiming Australia's bowlers were not interviewed in ball-tampering investigation. David Warner blasted Cricket Australia’s handling of the 2018 ball-tampering scandal as “a cover-up” on Saturday, escalating a row that has torn apart the sport.Former opener Warner, who was. David Warner accuses Cricket Australia of ‘cover-up’ over sandpaper scandal - Former vice-captain claims key figures were not interviewed as part of ‘shoddy’ investigation.