Borussia Dortmund have announced that Mats Hummels will be leaving the club this summer... to join rivals Bayern Munich.
The Bundesliga club has confirmed that he has made an official request to move to Bayern. "Mats Hummels has informed us of his wish to leave the club in the summer and he wants to join league rivals Bayern Munich," read a statement on the BVB website.
"The club would like to point out that Mats Hummels, as is the case of the rest of the Borussia Dortmund team, has no agreed release clause,
"The player is technically tied to Borussia Dortmund until June 30, 2017."