OFFICIAL: Dortmund sign Isak
Now it's finally official! Dortmund have signe Alexander Isak from AIK Solna and have won the battle against Real Madrid.
Bourssia Dortmund and Real Madrid have both been fighting for the youngster who has been handled as the next Zlatan Ibrahimovic.
This is how the club has announced the positive news:
According to rumours, the Bundesliga club paid €9 million for the Swede.