(FILES) In this file photo taken on December 05, 2017 Real Madrid's Portuguese forward Cristiano Ronaldo heads the ball during a training session at Valdebebas Sport City in Madrid on December 5, 2017 on the eve of their Champions' League match against Borussia Dortmund. Real Madrid announced on July 10, 2018 the transfer of Cristiano Ronaldo to Italy's Juventus, with the Portuguese superstar saying the time had come "for a new stage" in his life. / AFP PHOTO / PIERRE-PHILIPPE MARCOU