Sport News Update, what you need to know

CRICKET - Tim Paine rekindled the hope he may not have played his last game for Australia, cracking an unbeaten 87 to help guide Hobart to a 20-run Big Bash League win over Brisbane on Tuesday night.

ATHLETICS - Nick Davies, the chief of staff of the IAAF, will step aside from his role to allow an ethics committee to investigate emails he sent regarding Russian doping ahead of the 2013 world championships in Moscow.

AFL - Richmond star Dustin Martin has avoided criminal charges for threatening a woman with chopsticks.

AFL - The Court of Arbitration for Sport says it will deliver its verdict on the Essendon doping case on January 11.