Name: O'Callaghan on Vunipola booing and Sarries impact
Uploaded: 2019-04-20T13:34:06.051Z
Duration: 48 s
Description: Donncha O'Callaghan comments on the recent incident involving Billy Vunipola's social media activity and what impact it will have on his Saracens team-mates ahead of their Champions Cup semi-final against Munster.