U.S. men’s national team midfielder Johnny Cardoso will not be available for the 2026 FIFA World Cup, after club side Atlético Madrid announced on Monday that he will undergo surgery. Last Thursday, the 24-year-old was diagnosed with a high-grade right ankle sprain , unable to complete the day’s training session. Atlético then conducted scans at the club’s training facility and performed physiotherapy sessions and rehabilitation work before determining that surgery was the correct course of action, leaving Cardoso unavailable for the Stars and Stripes this summer. The injury comes just 31 days before the USMNT opens the World Cup against Paraguay at SoFi Stadium in Los Angeles and just 15 days before manager Mauricio Pochettino is set to unveil his roster at a May 26 live event in New York City.  Cardoso joined Atlético Madrid in July from Real Betis ahead of the 2025-26 season, but struggled to find a consistent role within the team.…