DORTMUND, Germany (AP) Borussia Dortmund has signed South Korea defender Park Joo-ho from Bundesliga rival Mainz.

Dortmund says Park signed a three-year deal but gave no financial details.

Thomas Tuchel coached Park when he was still in charge in Mainz, before coming to Dortmund at the start of the season following a one-year sabbatical.

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