France may be out in front in the race for the Six Nations crown, but the championship has had enough twists and turns in the opening three rounds to suggest there may be a few more.

Ireland and Scotland recovered after first-round defeats, which were, in their different ways, sobering, while England and Italy have yet to follow up on victories.
Only France and Wales have remained consistent, the former on course for the Grand Slam and the latter facing the prospect of a third successive whitewash, and the finish is unlikely to be in a straight line.
England’s stated objective was the Grand S...