Cricket Australia CEO James Sutherland (R) speaks to the media outside the WACA ground on day one of the third Ashes cricket Test match between England and Australia in Perth on December 14, 2017.
Cricket chiefs voiced 'grave concern' but said there was no evidence the third Ashes Test between Australia and England starting December 14 has been corrupted after a match-fixing bombshell rocked the series. / AFP PHOTO / Greg Wood / -- IMAGE RESTRICTED TO EDITORIAL USE - STRICTLY NO COMMERCIAL USE --        (Photo credit should read GREG WOOD/AFP/Getty Images)