Bukayo Saka and Gabriel Martinelli were two notable absences as Arsenal players went through their training camp on Monday.
According to Football London Saka missed the match with a foot injury. He could be sidelined for the final group game against PSV Eindhoven as Arsenal are already guaranteed a place in the last 16 of the Champions League.
The England winger is not expected to feature but he could still be part of the trip for Travel to the Netherlands.
Martinelli meanwhile is reportedly ill and will not be traveling.
The only positive thing about the injury was the return of Emile Smith Rowe and his return to training. It will be interesting to see if he gets a chance to play on Tuesday.
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