It has been reported by the Spanish publication that the 28-year-old central defender landed in Seville on Sunday evening in order to finalise a move to the La Liga outfit.
According to the report, the Argentina international will undergo a medical today and formally rejoin his former club.
It has been reported by the British newspaper that Newcastle United have made a bid of £24 million for the striker.
According to the British newspaper, Bournemouth and Liverpool are both interested in the highly-rated 18-year-old.
“I won’t be paying any attention to that,” Cook told The Daily Mail. “I’m getting used to it. I just focus on my game and shut it all out.
“Of course it’s everyone’s dream to play in the Premier League and I want to make it there with Leeds.Some (choose) to go to a Premier League club when they’re young and it doesn’t work out.”