O’Brien set for longer spell on sidelines
The centre-half visited a specialist after suffering more pain in the joint and Pompey physio Gary Sadler, who suspects lateral ligament damage, said: “It’s hard to predict when he’ll be back. He has some bone bruising and swelling.”
Manager Alan Perrin said: “By last Wednesday we thought Andy would be all right to play at Sunderland but the next day the injury had flared up again.”