LONDON, ENGLAND - MARCH 14: Billy Vunipola of England is hauled down by the scottish defence during the RBS Six Nations match between England and Scotland at Twickenham Stadium on March 14, 2015 in London, England. (Photo by Clive Rose/Getty Images)
LONDON, ENGLAND - MARCH 14: Billy Vunipola of England is hauled down by the scottish defence during the RBS Six Nations match between England and Scotland at Twickenham Stadium on March 14, 2015 in London, England. (Photo by Clive Rose/Getty Images)