Leverkusen interested in signing Hummels for free.
Former Borussia Dortmund defender Mats Hummels is thought to be considering a move to Leverkusen if the Bundesliga football side lose Jonathan Tah this summer. Leverkusen are considering a move for Mats Hummels after the 35-year-old defender ended his contract. With Borussia Dortmund and become