Parkhurst sustained a twisted knee in the second half of Sunday’s 2-2 draw with Toronto. The team captain, Parkhurst started 33 of the team’s 34 league games. He said he was OK in the locker room after the game, but didn’t participate in the team training session on Tuesday.

With Leandro Gonzalez Pirez as the other centerback, the team has 12 shutouts this season, including seven in the past 10 games.