Borussia Dortmund have aimed a not-so-subtle dig at Manchester United after eagle-eyed fans spotted the message that the club posted after the signing of Jadon Sancho. Sancho finally made his return to the German club as part of a loan deal on Thursday, with the United outcast to spend the remainder of the season at Dortmund. The 23-year-old United winger completed his medical in Germany on Wednesday and will now link up with his Dortmund teammates at the club’s training camp in Marbella. Sancho has been linked with a sensational move to Dortmund in recent months after his falling out with Uni…
