Academy system by its very nature imperfect and can only accommodate so many

Congested fixture schedule in Argentina meaning injuries are mounting up

Team need bonus-point victory to have chance of making last four at World Championship

Stewart Moore and John Hodnett head home but Ryan Baird has escaped suspension

Coach McNamara makes two enforced changes for the clash with Australia

Sean French and Iwan Hughes both ruled out of the remainder of the tournament

Under-20s hit the ground running against England and now face Australia on Saturday

Grand Slam champions win their opening game of the Junior World Championship

Holders France once again strong contenders to win their group and reach semi-final

McNamara makes six changes to the team that beat arch rivals in the Six Nations

Despite some injury woes, McNamara’s Six Nations winners remain in confident mood

Harry Byrne, Scott Penny, David Hawkshaw and Conor Phillips out of U-20 World Championships