Julien Laurens gives the latest updates on Paris Saint-Germain's January transfer targets. ESPN FC's Craig Burley breaks down the latest rumours making the rounds in Transfer Rater, involving Julian Weigl, Ruben Neves and more. Borussia Dortmund sporting director Michael Zorc said midfielder Julian Weigl will stay in Dortmund this winter amid heavy links to Thomas Tuchel's Paris-Saint Germain on Saturday. Weigl, 23, played an integral role in BVB's 1-0 win away to RB Leipzig that restored the Bundesliga leaders' six-point advantage over second-placed Bayern Munich, who had dismantled Hoffenheim 3-1 on Friday. 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?