Shaun Edwards says defenders should be given more breakdown protection

• Wales defence coach calls for changes• Sam Warburton a victim of faster game Wales’ defence coach, Shaun Edwards, wants players who compete for turnovers at the breakdown to be given equal protection from referees as attacking players in the tackle.Edwards, who is rejoining Wigan in rugby league after next year’s World Cup, fears the move to a more open and attacking game has come at a cost with Sam Warburton retiring before the start of the season because of the toll taken on the Wales captain by injuries sustained contesting breakdowns. Related: Sam Warburton announces shock retirement fro…