William Saliba has been not noted of the Arsenal squad taking over Chelsea within the Premier League this afternoon.
The Gunners made the trip to Stamford Bridge without centre-half Gabriel Magalhaes, who’s ruled out until the top of December with a thigh injury.
His partner on the back William Saliba also misses out after picking up a knock in training.
Follow Chelsea vs Arsenal LIVE with Metro’s matchday blog
Saliba arrived with the remainder of the squad in west London with Mikel Arteta hopeful it isn’t a serious injury.
Your ultimate guide to the football season
Metro’s football newsletter: In The Mixer. Exclusive evaluation, FPL suggestions and transfer talk sent straight to your inbox every Friday – join, it’s an open goal.
‘Yesterday in training he was uncomfortable, so we want to explore slightly bit more what happened,’ Arteta said ahead of kick-off.
‘I don’t think it’s something major, but enough to not be involved in the sport.’
Mikel Arteta has chosen two of his summer signings of their place with Piero Hincapie and Cristhian Mosquera starting for the primary time together at centre-half at Stamford Bridge.
Viktor Gyokeres is back within the Arsenal squad having missed the last 4 games.

The Sweden international was forced off at half-time against Burnley at first of the month with a hamstring injury but is back among the many subs today.
Martin Odegaard returned off the bench midweek against Bayern Munich with the captain again named among the many substitutes today with Eberechi Eze starting ahead of him.
Gabriel Martinelli, one other to return from injury in the course of the week, replaces Leandro Trossard who’s not noted of the squad.
Trossard picked up a knock within the first-half against Bayern with Martinelli in to switch him on the left.
MORE: Man Utd match Arsenal record as Joe Cole calls for Ruben Amorim to be given ‘credit’
MORE: Oliver Glasner hits out at Crystal Palace hierarchy after ‘tough’ Man Utd loss
MORE: Troy Deeney stunned by what ’embarrassing’ Manchester United star did against Crystal Palace

