USWNT's Macario Withdraws from Olympics Due to Knee Injury

Lynn Williams steps in as replacement; team prepares for tournament opener against Zambia on July 25.

Catarina Macario's knee irritation forces her out of the Paris Olympics, coach Emma Hayes confirms.
Lynn Williams, initially an alternate, joins the 18-player roster pending official approvals.
Macario, who previously missed nearly two years due to an ACL injury, will return to Chelsea for treatment.
Defender Emily Sams is promoted to alternate status in Williams' place.
USWNT to play final send-off matches against Mexico and Costa Rica before heading to France.