Bayern Munich: Mats Hummels to carry his form into the World Cup
Manchester United get all-clear to sign Borussia Dortmund's Mats Hummels | Borussia Dortmund | The Guardian
Manchester United transfer news: Mats Hummels 'closing in' on United move as defender edges towards Borussia Dortmund exit | The Independent | The Independent
Why Mats Hummels deserves his Germany recall | Bundesliga