Argentina vs Australia RWC 2015: Wallabies delay naming team as David Pocock and Israel Folau face late fitness tests

Pocock and Folay missed the quarter-final victory over Scotland while prop Scott Sio is also a fitness concern

Australia's David Pocock is a doubt to face Argentina (Getty Images)

Australia will delay naming their team for Sunday's World Cup semi-final against Argentina until this afternoon.

The Wallabies have injury concerns over number eight David Pocock (calf), full-back Israel Folau (full-back) and prop Scott Sio (elbow) and will give the trio one last training session to prove their fitness for Sunday's Twickenham showdown.

"After training we'll decide. It's a World Cup semi-final so it's not like we're keeping anyone for next week," head coach Michael Cheika said.

More to follow...