Edu and Mikel Arteta are no fools and will know the best teams need to strengthen when they're at the top not when they're playing catch up.
As such, the injury to Gabriel Jesus leaves Arsenal light on central striker options. Eddie Nketiah will have a chance to rise to the occasion but relying solely on the promising forward, who has only netted five goals in 19 appearances this season, will be a dangerous one.
The opportunity to win the Premier League doesn't come around often, especially as far as Arsenal are concerned of late. With the Gunners top of the table, clear by five points, every effort must be made to stay there.
