Manchester United have signed highly-rated teenager Saidy Janko from FC Zurich.
A statement on the club's official website has confirmed that the 17-year-old completed his move to the Premier League champions late on Monday evening.
"Manchester United made a second signing ahead of the deadline by agreeing a deal with FC Zurich for teenager Saidy Janko," read the statement.
"The 17-year-old right-sided player impressed Reds representatives at this year's FIFA Blue Stars Tournament when he played against United and enjoyed a successful trial spell at the Aon Training Complex."
It is believed that midfielder will join up with the club's youth team.