Arsenal transfer news LIVE: Chido Obi-Martin joins rivals, Riccardo Calafiori set for debut, Merino ‘talks advanced’

ARSENAL are set to lose Chido Obi-Martin to bitter Premier League rivals Manchester United.

Meanwhile, summer signing Riccardo Calafiaroi is set to make his debut in the Gunners’ pre-season match against Liverpool after completing his £42m switch from Bologna.

Elsewhere, the Gunners are reportedly in advanced talks to sign Euro 2024 winner Mikel Merino.

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