Conor O'Shea stood down from his role as Italy head coach last week, and Franco Smith will take interim charge.
South Africa can enjoy the status of world champions for the next four years and in 2020 will play matches with Scotland and Georgia.
Raelene Castle discussed Australia's attempt to try to lure Eddie Jones back to the Wallabies.
Following Michael Cheika's departure after the Rugby World Cup, Rugby Australia has turned to Dave Rennie.
With Jonathan Davies already ruled out, Wales prop Tomas Francis is also set to miss much of the 2020 Six Nations campaign.
New Zealand are still on the hunt for a new head coach but Jamie Joseph will not be taking on the role.
Italy will search for a new coach ahead of the Six Nations after Conor O'Shea resigned.
Scottish Rugby will not challenge the punishment handed out by World Rugby last week.
Jonathan Davies is expected to be out for at least six months due to a knee injury, meaning he will miss the 2020 Six Nations.
After their heavy defeat in the Rugby World Cup final, England have confirmed they will return to Japan for two Tests in 2020.