Sunderland boss Jack Ross.

Jack Ross' injury dilemma as Charlton boss sets sights on Sunderland, Portsmouth and Barnsley: League One weekend preview

With less than a month to go until the end of the regular Football League season, the League One promotion race remains in the balance.

We take a closer look at what could prove to be a pivotal weekend in the third tier, and what's in store for Sunderland and their rivals. Scroll down and flick through our gallery to find out.

Despite being outside the top two, automatic promotion remains in Sunderland's hands. Sixth-place Doncaster also have plenty to play for ahead of the 5:15pm kick-off at the Stadium of Light.

1. Game of the weekend: Sunderland v Doncaster

Despite being outside the top two, automatic promotion remains in Sunderland's hands. Sixth-place Doncaster also have plenty to play for ahead of the 5:15pm kick-off at the Stadium of Light.
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Sunderland's Aiden McGeady played 26 minutes against Coventry last time out despite Ross admitting the winger was 'nowhere near fit'. McGeady is a doubt to face Donny yet Chris Maguire and Lee Cattermole could return.

2. Jack Ross has a few injury dilemmas

Sunderland's Aiden McGeady played 26 minutes against Coventry last time out despite Ross admitting the winger was 'nowhere near fit'. McGeady is a doubt to face Donny yet Chris Maguire and Lee Cattermole could return.
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Donny's top scorer John Marquis is expected to return to face Sunderland after completing the concussion recovery protocol. The striker missed his side's win over Plymouth last time out and has scored 19 league goals this term.

3. A timely boost for the visitors

Donny's top scorer John Marquis is expected to return to face Sunderland after completing the concussion recovery protocol. The striker missed his side's win over Plymouth last time out and has scored 19 league goals this term.
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The Addicks could move level on points with second-place Barnsley if Lee Bowyer's side win at Oxford in the 1pm kick-off. Charlton have won seven of their last nine games, drawing the other two.

4. Charlton could leapfrog Sunderland and Pompey

The Addicks could move level on points with second-place Barnsley if Lee Bowyer's side win at Oxford in the 1pm kick-off. Charlton have won seven of their last nine games, drawing the other two.
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