Former Australian fast bowler Chadd Sayers’ memories ball-tampering practises on the 2018 tour of South Africa align with Usman Khawaja’s, and David Warner’s manager has called for Cricket Australia to release the report that led to three players being suspended. David Warner has backed Usman Khawaja after his former Australia teammate made explosive revelations about the 2018 ball-tampering scandal in his book 'Sabr'.