Mauricio Pochettino was not happy with the referees as his USMNT side lost 2-1 to Mexico in the final of the Gold Cup in Houston, Texas on Sunday. Edson Alvarez headed home the winner with just over 10 minutes to go as the USMNT coughed up an early lead given to them thanks to a superb Chris Richards header.

Heading into Sunday's Concacaf Gold Cup final, the vibe around the U.S. men's national team was as optimistic as it had been in at least a year, if not longer. From head coach Mauricio Pochettino and his roster made up mostly of fresh faces,

At the Gold Cup, Pochettino watched as his squad grew on the field and behind the scenes, built camaraderie and held each other accountable.