by Sedara Oluwadara   Juventus have reached an agreement to re-sign midfielder Paul Pogba, 29, on a four-year deal after the France World Cup winner's contract expired at Manchester United. (Sky Sports)   Chelsea hope to complete the signing of one of their two defensive targets this week, with negotiations continuing for Netherlands internationals, Juventus' Matthijs de Ligt, 22, and Manchester City's Nathan Ake, 27. (Standard)   However, Bayern Munich have reached a verbal agreement with De Ligt in a blow to Chelsea's hopes. (Sport1 in German)   Tottenham are still keen on signing Villarreal's Spain international defender Pau