Renteria on Giolito in camp: "He has made some changes, with his arm swing a little. He seems to be commanding the breaking ball a little more. His command is a lot sharper."— Daryl Van Schouwen (@CST_soxvan) February 22, 2019
Renteria on Giolito in camp: "He has made some changes, with his arm swing a little. He seems to be commanding the breaking ball a little more. His command is a lot sharper."