Six Shakhtar Donetsk players refuse to return to Ukraine city
Alex Teixeira, Fred, Dentinho, Douglas Costa, Facundo Ferreyra and Ismaily did not fly back after the game in Lyon.
Five of the six players are Brazilian, with Ferreyra hailing from Argentina, and have a reported market value of £46m.
Shakhtar are currently not allowed to play home matches at their Donbass Arena, due to the conflict.