Sophia Smith injured in Sunday's match, extent unknown

Star USWNT and Portland Thorns striker Sophia Smith exited Sunday's match with an apparent right leg injury.
The injury occurred during extra time at the end of the first half when Smith slipped and her right leg bent awkwardly while attempting to gain possession.
Smith was attended to on the pitch for several minutes before being helped to her feet and leaving on crutches.
Smith leads the NWSL in goals (11) and is second in assists (5).
The extent of Smith's injury is still unknown at this time.