Woo (1-0) picked up the win in Wednesday's 4-2 victory over the Royals, allowing one run on three hits and a walk over 5.1 innings. He struck out five.

The Mariners list Woo (forearm) as their probable starter for Wednesday's game against the Royals in Seattle.

The Mariners reinstated Woo (elbow) from the 15-day injured list prior to his start Friday versus Oakland.

Woo (elbow) will start Friday's game against the Athletics, Shannon Drayer of Seattle Sports 710 AM reports.

Woo (elbow) is expected to rejoin the Mariners' rotation during their upcoming homestand, Ryan Divish of the Seattle Times reports.

Woo (elbow) struck out six and allowed three hits and no walks over five shutout innings in his third rehab start Saturday with Triple-A Tacoma.

Woo (elbow) struck out five over three perfect innings in his first rehab start with Triple-A Tacoma on Sunday.

Woo (elbow) is making a rehab start with Triple-A Tacoma on Sunday, Ryan Divish of The Seattle Times reports.

Woo (elbow) threw an up-down bullpen session Friday and could head out on a rehab assignment with Triple-A Tacoma at some point next week, SeattleSports.com reports.

Woo (elbow) has begun a throwing program, Shannon Drayer of Seattle Sports 710 AM reports.