Rugby headlines as Brian Moore follows Jeremy Guscott in BBC Six Nations exit and England demand World Rugby clarity

Here are the latest rugby evening headlines for Thursday, February 3, after a busy day of Six Nations team announcements.

England have demanded clarity over the ruck law ahead of the Six Nations kicking off this weekend.

Eddie Jones' men take on Scotland in the Calcutta Cup at Murrayfield and World Rugby have revealed they have been asked for guidance to avoid England and other teams being penalised.

England's request centres around understanding precisely when their players can dive on a ball emerging from a ruck to avoid having a penalty awarded against them.

Law 15 describes how a ruck finishes, but states a player cannot just fall onto the ball when it is emerging.

World Rugby have responded: "We determine that the player can only dive onto such a ball if it is more than one metre away from the ruck it has emerged from.

"If the ball has left the ruck, then the ruck is over, and the ball is out. Providing a player comes from an onside position and does not dive onto the ball if it is within one metre of the ruck, they may play the ball."

Former England hooker Brian Moore has revealed he will commentate on his final men's Six Nations match this weekend.

The ex-international has, alongside Eddie Butler, been synonymous with the BBC's coverage of the Six Nations for the past two decades.

Having started his commentary career at the BBC with a Calcutta Cup clash, it's fitting that he'll bow out after another Scotland v England clash on Saturday.

Moore isn't done completely with commentary however, as he intends to continue working on the Women's Six Nations coverage which kicks off in March, the weekend after the men's Super Saturday tournament finale. It is the second consecutive year that the Women's Six Nations has