Wales captain Sam Warburton is set to miss the rest of the European season and the tour of South Africa, after suffering a suspected dislocated shoulder.
Scotland's Stuart Hogg made a public apology after being sent off during his side's record Six Nations defeat by Wales in Cardiff at the weekend.
Ireland's resurgence this season as an international side is down to coach Joe Schmidt bringing clarity to the national set up.
The present French side can go on and win the World Cup next year, despite a third successive disappointing Six Nations campaign.
England coach Stuart Lancaster expressed confidence and pride in a side who will next face the formidable challenge of a three-Test series in New Zealand.
Warren Gatland accepts he will have to change his tactics if Wales are to return to the summit of European rugby.
Brian O'Driscoll said ending his career with a rare win away against France and taking the Six Nations title was a moment he would treasure for life.
Plaudits flowed for Brian O'Driscoll, minutes after he played his last match - the world's most capped international finishing as a champion.
Brian O'Driscoll heads into the sunset of retirement as a Six Nations champion, after Ireland edged France 22-20 in Paris on Saturday.
Wales finished their Six Nations campaign on a victorious note, beating Scotland 51-3 in a seven-try rout in Cardiff on Saturday.