FC Fredericia sells Valdemar Birksø back to FC Fredericia after one official game. It's a disappointing end for the 24-year-old player. Valdemar Birksø was one of the biggest signings FC Fredericia made in the summer, but he has not impressed in his only official game for the club. He will now return to FC Fredericia, where he has been before. It's not clear what has led FC Fredericia to choose to sell Valdemar Birksø back, but it's possible that it's an economic reason. FC Fredericia has not commented on the situation publicly.