It's safe to say Pochettino wanted to remind everyone he's in charge of the USMNT. Not Pulisic. Asked about Pulisic's comments to CBS Sports — he revealed he said he could play in the friendly games against Turkiye and Switzerland but not for the Gold Cup,

United States men’s national team coach Mauricio Pochettino is putting his foot down. After star winger Christian Pulisic offered to play in pre-Concacaf Gold Cup friendlies but not in the actual tournament, Pochettino called out Pulisic and the rest of the USMNT players for lacking commitment.

U.S. coach Mauricio Pochettino says he wouldn’t allow Christian Pulisic to dictate which games he would be available for, explaining why he rejected the star’s offer to play in a pair of friendlies ahead of the CONCACAF Gold Cup but not the tournament itself.