Both players flew in to Los Angeles after taking a short holiday following their involvement in the World Cup.
Fred, who was also confirmed as a our new no.17, trained away from the main group as he began his pre-season programme with the Reds, while those who played in the match against AC Milan did some recovery work in the gym and pool; the remainder of the players took part in a more intense session on the pitch at UCLA.
De Gea did some light fitness work with the Reds' goalkeeping coaches and was also treated to a special meeting with American professional wrestler Rey Mysterio, who is a huge fan of the Spaniard.