![Dortmund's Mats Hummels during the UEFA Champions League, Group F, soccer match, Borussia Dortmund Vs Olympique de Marseille at BVB Stadion in Dortmund, Germany on October 1st, 2013. Photo by Guillaume Chagnard/ABACAPRESS.COM Dortmund's Mats Hummels during the UEFA Champions League, Group F, soccer match, Borussia Dortmund Vs Olympique de Marseille at BVB Stadion in Dortmund, Germany on October 1st, 2013. Photo by Guillaume Chagnard/ABACAPRESS.COM](https://c8.alamy.com/comp/2E004MA/dortmunds-mats-hummels-during-the-uefa-champions-league-group-f-soccer-match-borussia-dortmund-vs-olympique-de-marseille-at-bvb-stadion-in-dortmund-germany-on-october-1st-2013-photo-by-guillaume-chagnardabacapresscom-2E004MA.jpg)
Dortmund's Mats Hummels during the UEFA Champions League, Group F, soccer match, Borussia Dortmund Vs Olympique de Marseille at BVB Stadion in Dortmund, Germany on October 1st, 2013. Photo by Guillaume Chagnard/ABACAPRESS.COM
![Transfer news: Mats Hummels remains fully committed to Borussia Dortmund | Football News | Sky Sports Transfer news: Mats Hummels remains fully committed to Borussia Dortmund | Football News | Sky Sports](https://e0.365dm.com/14/07/2048x1152/man-utd-transfer-target-mats-hummels-borussia-dortmund_3177159.jpg)
Transfer news: Mats Hummels remains fully committed to Borussia Dortmund | Football News | Sky Sports
![Manchester United transfer news: Mats Hummels 'closing in' on United move as defender edges towards Borussia Dortmund exit | The Independent | The Independent Manchester United transfer news: Mats Hummels 'closing in' on United move as defender edges towards Borussia Dortmund exit | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2014/12/18/11/Mats-Hummels-2.jpg)
Manchester United transfer news: Mats Hummels 'closing in' on United move as defender edges towards Borussia Dortmund exit | The Independent | The Independent
![Jonathan Tah sought permission from Mats Hummels before accepting his jersey number - Bavarian Football Works Jonathan Tah sought permission from Mats Hummels before accepting his jersey number - Bavarian Football Works](https://cdn.vox-cdn.com/thumbor/P3fodmkz42sCGdMihmHptZ01-ZM=/0x0:1896x2601/1400x933/filters:focal(728x140:1030x442):no_upscale()/cdn.vox-cdn.com/uploads/chorus_image/image/63286867/1137199361.jpg.0.jpg)