Morton left his last outing due to right shoulder discomfort and it is undetermined if he will make his next scheduled start Sunday against the Orioles.
Gustave is on the 60-day disabled list recuperating from a UCL reconstruction procedure on his right elbow and is expected to miss the remainder of the season.
McCann has landed on the 10-day disabled list after undergoing arthroscopic right knee surgery but is likely to return sometime toward the start of September.
Devenski has landed on the 10-day disabled list with tightness in his left hamstring. Barring any setbacks, he is lining up to return by the beginning of September.
Marisnick has been placed on the 10-day disabled list with a left groin strain and it is undetermined if he will be activated during the start of September.
Blackburn has transferred to the 60-day disabled list while recovering from right elbow lateral epicondylitis. It is unknown if he will be activated for the start of the postseason.
Graveman has been shifted to the 60-day disabled list as he had Tommy John surgery performed in July and has been shut down for the remainder of the season.
Triggs has been moved to the 60-day disabled list due to nerve irritation in his right arm. He is likely to miss the remainder of the season following surgery for thoracic outlet syndrome.
Gossett has been transferred to the 60-day disabled list as he had season-ending Tommy John surgery to repair a flexor muscle strain in his right elbow.
Cotton is on the 60-day disabled list and will miss the entire season after undergoing Tommy John surgery to fix a strained UCL and strained flexor muscle in his right elbow.
Houston's Injuries
Oakland's Injuries