BBC Sport - Middlesbrough 3-0 Swansea: Aitor Karanka labels win 'worst performance'

Karanka says win was 'worst performance'

Middlesbrough boss Aitor Karanka says although he was pleased with a 3-0 win over Swansea he feels it was Boro's "worst performance" of the season.

MATCH REPORT: Middlesbrough 3-0 Swansea

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