Ronny Deila stressed his desire to keep Fraser Forster at Celtic following the 4-0 victory over KR Reykjavik.
Executive vice-chairman Ed Woodward insists Manchester United are ready and willing to break the British transfer record.
Valencia have confirmed the appointment of Ernesto Valverde as their new coach on a deal until the end of the season.
Valverde succeeds Mauricio Pellegrino, who was sacked just hours after the club's 5-2 defeat at home to Real Sociedad on Saturday.
Valverde, 48, has previously coached Athletic Bilbao, Espanyol and Villarreal in Spain as well as two spells with Greek club Olympiacos.