Bundesliga giants are making contact over 'frustrated' Chelsea defender.

Bayer Leverkusen have made contact with Chelsea defender Axel Disasi during a potential January move transformationa report claimed. Disasi appears to be Enzo Maresca's fifth-choice centre-back, behind Levi Colwell, Wesley Fofana, Benoit Badiashile and Tosin Adarabioyo in the pecking order,…