' We did a 15 - on - 15 session .
I got a turnover under the posts , and of all people Jake Ball , who is 126 - 127kg , came flying into my shoulder , ' Warburton said .
' We did a 15 - on - 15 session and I got a turnover under the posts , and of all people Jake Ball , who is 126 - 127kg , came flying into my shoulder , ' Warburton said .