Cricket Australia CEO Todd Greenberg rules out reopening the 2018 ball-tampering scandal investigation despite fresh revelations by Usman Khawaja, David Warner and other former Australian players. New Delhi: Cricket Australia chief executive Todd Greenberg has ruled out reopening the investigation into the 2018 ball-tampering scandal, maintaining that the governing body’s position remains unchanged despite fresh revelations from Usman Khawaja and David Warner about the events in Cape Town.