Former Spurs chief Andre Villas-Boas is in charge, who bossed Witsel during two years in charge of Zenit. However, Louis van Gaals additions of Daley Blind and Rojo appear to have been nothing more than square pegs in round holes — with both converted left-backs. Getty Images17Issa Diop is a teenage powerhouse in Ligue 1Getty Images17Standing around 6ft 4in tall, he is a monster of a centre-back?who dominates in the airHowever, averaging 4. Both Jurgen Klopp and Mauricio Pochettino have scouted the winger, receiving glowing reports that Murphy is a player with bags of potential. Juventus7Despite the obvious cold, Juventus players were able to train in Turin sunshineJuventus7Juv. The former Southampton man has appeared for less than 15 minutes in the Premier League this term and only featured in eight games this season. amford BridgeArsenal have been tracking the Swiss international for the past couple of months, but the Blues have decided to move quickly to steal a march on their London rivals. With that in mind, Football Whispers has highlighted seven wonderkids from Ligue 1?who will soon be on the radar of every top club in the Premier League. Its frightening to think about what he could do in a better side. Getty Images5Witsel is set to bank a mega £300,000 a week in ChinaPrem clubs had been keeping an eye.