Middlesbrough have agreed a season-long loan deal for Arsenal defender Calum Chambers, Sky sources understand.
The 21-year-old joined the Gunners from Southampton for ?16m in July 2014 and has played 59 times for Arsene Wenger's side.








Aitor Karanka says Middlesbrough’s point picked up in their 0-0 draw with West Brom is a hugely important one

Chambers scored in the 4-3 defeat at home to Liverpool on the opening day of the season but has now made the temporary move to Teesside.

Boro have performed well on their return to the Premier League, winning one and drawing two of their three matches to date, including a goalless draw at West Brom on Sunday.

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Chambers will further boost Aitor Karanka's defensive options as they attempt to re-establish themselves as a top-flight club.

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He could be in line to make his debut at home to Crystal Palace on September 10, when the Premier League resumes after the international break.
Chambers becomes the 10th player to arrive at the Riverside over the summer.