Saracens and England number eight Billy Vunipola’s 2023 World Cup in doubt after season-ending knee injury
Saracens and England number eight Billy Vunipola will miss the rest of the domestic season after suffering a knee injury, and is a doubt for the 2023 World Cup in France. Vunipola picked up the injury during the first half of Saracens’ Heineken Champions Cup quarter-final defeat at La Rochelle on Sunday.