And as these pictures show, Sanchez is in the United ranks as club doctors put him from his medical check-up as he entered the base through the back door.
The 29-year-old is leaving Arsenal for the Red Devils in a swap deal with Henrikh Mkhitaryan going in the opposite direction.
Sanchez provided an update on his move via his Instagram as he shared snaps of him boarding a plane heading to the North West.
Speaking after United's victory over Burnley yesterday, Jose Mourinho seemed convinced that he had finally gotten his man.
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