Parker broke his arm in the 80th minute of the game, and Ammar came off the bench to make his debut for Edmonton.
Uruguay's two goals came from Luis Suárez, the second of which broke a 1-1 deadlock in the 80th minute.
In 1971 he was seen on national television breaking the sideline markers in the final minute of a loss to Michigan.
As if tragedy was about to break now, in the next minute, and couldn't be avoided-awful tragedy.
Pacheco broke his leg in the 40th minute of the match and was carried out of the pitch.
But Savarese tied the game a minute later with a header from six yards, and he broke the tie in the 55th minute.
Costa toed in a goal after breaking away on his own in the 87th minute for the final score.
But Riise chipped a soft rebound over Gao to break the 2-2 tie in the 79th minute.
United broke through with the tying goal in the 59th minute, thanks to a mixup in the MetroStars' defense.
Rovers pushed for an equaliser, but Kanchelskis broke away in the 82nd minute to secure the points.