Sheffield United: Blades receive huge injury boost
The defender, one of the most influential members of Chris Wilder's first team squad, limped-off with a calf problem during the closing stages of last weekend's defeat by Bristol City.
Renowned for his durability - the 25-year-old recently completed a century of consecutive league starts for the club - the sight of O'Connell failing to complete a game had prompted Wilder to speculate he could be forced to miss the visit to Deepdale, where United will attempt to regain second-place in the Championship table.
Advertisement
Hide AdAdvertisement
Hide AdBut those concerns eased when O'Connell reported for work this morning.
"Jack has trained so that's good news," Wilder said. "He's been back out there on the grass which is great to see.