Johnny Cardoso had a difficult summer with the U.S., but joining Atlético Madrid is a chance to step up and meet a new challenge. He's used to that.

Atletico Madrid have completed the signing of U.S. Men’s National Team midfielder Johnny Cardoso from Spanish rivals Real Betis. The clubs agreed a fee in the region of of €30million (£25.5m; $34.8m) for the 23-year-old, who has signed a five-year contract at Atletico.