Gianluigi Donnarumma to leave AC Milan as free agent following Mike Maignan's arrival from Lille | CBS Sports Headlines Gianluigi Donnarumma to leave AC Milan as free agent following Mike Maignan's arrival from Lille The 22-year-old shot-stopper is parting ways with his long-time club ESN FeedsThis post was originally published … Continue reading Gianluigi Donnarumma to leave AC Milan as free agent following Mike Maignan's arrival from Lille