Christian Pulisic returns but Weston McKennie left off USMNT roster for friendlies

Here is a 172-word summary of the news article: Christian Pulisic has been named to the US men's national team roster for their upcoming friendlies against South Korea and Japan. This marks the first time Pulisic will return to the national team after sitting out their summer games. In a surprise move, however, regular US midfielder Weston McKennie was not included in the 22-player roster announced by head coach Mauricio Pochettino. The US Soccer federation stated that a 23rd player is expected to be added to the roster at a later time, though it's unclear whether that will be McKennie or someone else. The article notes that Pulisic's return to the national team comes after he asked out of the summer games. The reasons for McKennie's exclusion are not provided. The upcoming friendlies will serve as preparation for the US ahead of the 2026 World Cup, which they will co-host with Canada and Mexico.