LIVE Transfer Talk: Chelsea's £55m bid for Moises Caicedo rejected by Brighton

Why signing Trossard would be a 'great move' for Arsenal (1:22)

Gab Marcotti and Don Hutchison explain why they think signing Leandro Trossard will benefit Arsenal. (1:22)

With the January transfer window now open around Europe there's plenty of gossip swirling about who's moving where. Transfer Talk brings you all the latest buzz on rumours, comings, goings and, of course, done deals!