Arsenal manager Mikel Arteta opted to experiment with Fabio Vieira's role during the closing stages of the 2-2 draw against Sporting CP in midweek and it could be a trick that's repeated for Sunday's London derby vs Fulham.
The Spaniard had initially remained tight-lipped with regard to who travelled to Lisbon for the Europa League round of 16 first-leg tie, but all was revealed when team news was confirmed around about an hour before kick-off with the Gunners without three senior forwards.
Groin and ankle injuries respectively sidelined Leandro Trossard and Eddie Nketiah, whilst football.london understands the decision was made for Gabriel Jesus to remain in England despite the striker taking part in a full training session at London Colney before the squad flew out to Portugal.