The U.S. men’s national team didn’t have everybody on the pitch for one of their final training sessions at the new Arthur M. Blank U.S. Soccer National Training Center in Atlanta, before departing for the first of two pre-World Cup friendlies against Senegal in Charlotte.  On Friday, only 24 of the 26 rostered players hit the pitch. Chris Richards, who celebrated a Europa Conference League title with Crystal Palace earlier in the week, arrived at the ground, but it was Brenden Aaronson’s absence that was more notable—he was getting married.  The Leeds United midfielder was seen as a fringe option for the World Cup squad for most of the season, meaning the World Cup dates didn’t factor heavily in the planning of nuptials. Instead, he needed to gain manager Mauricio Pochettino’s permission to leave camp to make his vows.  He left on Thursday, got married on Friday and will make his way back on Saturday.…