**Reece James starts for Chelsea in today’s London derby – as does Mamadou Sarr, who makes his first Premier League start.**
**Chelsea:** Sanchez; James, Chalobah, Sarr, Hato; Caicedo, Santos, Fernandez; Palmer, Joao Pedro, Neto.
**Subs:** Jorgensen, Acheampong, Gusto, Badiashile, Tosin, Lavia, Garnacho, Guiu, Delap.
**Arsenal:** Raya; Timber, Saliba, Gabriel, Hincapie; Zubimendi, Rice, Eze; Saka, Gyokeres, Trossard
**Subs:** Kepa, Mosquera, Jesus, Martinelli, Norgaard, Madueke, Havertz, Calafiori, Lewis-Skelly
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