Why Arsenal summer signing William Saliba was spotted at London Colney ahead of Watford clash

Arsenal summer signing William Saliba may not be able to play for the Gunners until next year, but the French defender was pictured back at London Colney on Friday afternoon.

The France under-21 international defender joined Arsenal in the summer for £27million, but was loaned back to Saint Etienne for the season.

Saliba is yet to play for the French club this season after undergoing surgery to fix an abductor injury, and Arsenal have confirmed that the 18-year-old has returned to the training ground to work on his fitness.

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In a statement on the club website, Arsenal wrote: ‘William Saliba is currently back with us as part of his rehabilitation programme from a recent groin injury.’

The centre-back was pictured with club legend Robert Pires and also going through his paces…