Messi picked up a knock during the Leagues Cup group game against Necaxa on Aug. 2, exiting the pitch in the 11th minute. The captain missed the subsequent games against Pumas UNAM and Orlando City SC. The forward returned for Inter Miami on Saturday, coming onto the pitch as a second-half substitute against the LA Galaxy, recording one goal and one assist in 45 minutes of play. Despite the contributions, head coach Javier Mascherano confirmed Messi exited the match against the Galaxy not 100 percent comfortable, insisting the player would be monitored. Messi trained separately from the rest of the group in the days leading up to the quarterfinal match, putting his participation in doubt. Mascherano emphasized Messi would not initially be ruled out of the game, but would be carefully observed. Lionel Messi arrived in street clothes for Inter Miami's Leagues Cup quarterfinal against Tigres UANL. Rich Storry/Getty Images "Leo didn't train with the group; he trained separat...