Football Focus: Juan Mata has big role at Chelsea - Mourinho
Jose Mourinho tells BBC Sport's Dan Walker he is "still the happy one" despite his Chelsea side being "far" from realising their potential.
The Chelsea boss also discusses midfielder Juan Mata's struggle to retain a place in the side, admitting it is "hard" for the Spaniard to sit on the bench, but insisting he still has a "has a big role to play".
You can watch the full interview with Mourinho here .
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