The defensive are set to be absent for tonight's clash at Newcastle United.
Rob Holding is suspended for the trip.
It could be a makeshift back four for the Gunners tonight with Takehiro Tomiyasu in central defence meaning Cedric, Granit Xhaka could be at full-back.
Tomiyasu's versatility could prove vital again but Arsenal fans will be hoping White and Gabriel are not being risked.
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