Football/SoccerBack 3 or Back 4? 2022 World Cup USMNT Player Explains The DifferenceJune 11, 2026 · By admin Walker Zimmerman explains the difference between a back three and a back four — and how it impacts the USMNT at the World Cup. ShareFacebookXLinkedInWhatsAppTelegramPinterestRedditEmailCopy Link ← PreviousNext →