Guido Petti returns to replace Lucas Paulos in the second row, with Matera switching from blindside flanker to number eight for a 111th cap that will see him replace former hooker Agustin Creevy as Argentina’s leading all-time appearance maker.

England have failed to reach the semi-finals in defence of their World Rugby Under-20s Championship title. Mark Mapletoft's side claimed a narrow victory over Australia in their final Pool A game but remained reliant on France denying Argentina a point in their Pool B meeting.

Luke Northmore will make his debut at centre as the only change to the England matchday 23 to face Argentina in the second test in San Juan on Saturday, replacing the injured Henry Slade in the starting XV.

Head coach Steve Borthwick has signalled how important a victory would be by resisting the urge to blood more players and sticking largely with the same team. Luke Northmore makes his debut at centre for the injured Henry Slade but otherwise the young side gets a second chance.

Richard Whiffin has made six changes to his Wales Under-20s side for their fifth-place semi-final contest with England at the World Rugby U20 Championship on Monday (14:30 BST).

A behind-the-scenes insight into the training of Steve Borthwick's England rugby squad in La Plata, Argentina.

England’s chances of making the World Rugby Under semi-finals were dented by a 32-22 defeat to South Africa in Rovigo. Despite England being 14-0 up early in the first half, South Africa raced back to claim a bonus-point victory that puts them in firm of control of Pool A with one game remaining.

MELBOURNE (Reuters) -Former England captain Owen Farrell has been named in the replacements for the British & Irish Lions' tour match against an Australia-New Zealand Invitational XV in Adelaide on Saturday.