Charlton skipper warns Sunderland as Portsmouth and Barnsley handed 'positive' boosts: League One promotion race preview
![We take a look ahead to this weekend in the League One promotion race](https://www.sunderlandecho.com/webimg/legacy_ash_107667683.jpg?crop=3:2,smart&width=640&quality=65&enable=upscale)
![We take a look ahead to this weekend in the League One promotion race](/img/placeholder.png)
The League One promotion race is hotting up - and this weekend could have a big impact on who ultimately seals a spot in the top two.
While Sunderland host Coventry City, their rivals from around the third tier will be keen to bolster their own hopes of a place in the Championship next season. Scroll down and click through the pages as we take a look at some of the key fixtures from the League One promotion race this weekend: