COVENTRY, ENGLAND - JANUARY 07: Billy Vunipola of Saracens looks on during the Aviva Premiership match between Wasps and Saracens at The Ricoh Arena on January 7, 2018 in Coventry, England. (Photo by David Rogers/Getty Images)
COVENTRY, ENGLAND - JANUARY 07: Billy Vunipola of Saracens looks on during the Aviva Premiership match between Wasps and Saracens at The Ricoh Arena on January 7, 2018 in Coventry, England. (Photo by David Rogers/Getty Images)