Wales coach Warren Gatland has admitted that he is worried another concussion could end George North's World Cup prospects.
Brett Gosper has said the three-year residency rule, which allows foreign-born players to be selected for national teams, could be reviewed.
Newport Gwent Dragons' former Wales fullback Lee Byrne has been forced to retire due to a shoulder injury.
Warren Gatland has confirmed he will be joining the crowd at Judgement Day to run the rule over potential Wales World Cup squad members.
Scarlets Coach Wayne Pivac said he is pleased with the signing of Australian-born loosehead prop Dylan Evans.
Welsh centre Jamie Roberts admits he is trying to put the uncertainty over his club future to the back of his mind.
The climax to the final day of the Six Nations was labelled 'Super Saturday' and for once it lived up to the hype - as 221 points were scored.
The frenzied finale to the Six Nations comes as a timely reminder to the Southern Hemisphere giants ahead of this year's World Cup.
REACTION: Wales coach Warren Gatland said his team will look ahead with confidence to this year's World Cup.
Ireland coach Joe Schmidt admitted to being 'exhausted' after his team retained their Six Nations crown in dramatic style.
|South African news|
|» RIP: Full-time for Piet Malan|
|» World XV call on Horrell|
|» World Cup bid a four-horse race|
|» SARU stand firm as Maties sue Roux|
|» SARU fires Watson|