By Darragh McDonald | at July 31, 2026 4:24pm CDT The Athletics announced that they have selected the contract of infielder Jonathan Ornelas, a move that MLBTR covered earlier. To open an active roster spot, outfielder Colby Thomas has been optioned to Triple-A Las Vegas. In a corresponding 40-man move, right-hander Chen Zhong-Ao Zhuang has been designated for assignment. More to come. View Comments (5)
Athletics Designate Chen Zhong-Ao Zhuang For Assignment
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