The transfer window for Europe's biggest clubs is open again. Transfer Talk has been scouring the world's media and setting our correspondents loose to see who could be heading to/out of your club this month. TOP STORY: Real to fight Man City for Dybala Real Madrid are hoping to defeat Manchester City in the race to sign Juventus forward Paulo Dybala and are ready to splash £90m on the Argentina international, reports the Sun. Transfers How a transfer works With help from former Tottenham and Liverpool director of football Damien Comolli, we show you a step-by-step guide to a transfer. What's a medical like? Can a 44-year-old man cut it in the Premier League?