Bob Melvin

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Oakland Athletics catcher Bruce Maxwell, left, is examined by trainer Nick Paparesta and manager Bob Melvin, right, after being hit on the head by a ball fouled by Tampa Bay Rays' Brad Miller during the second inning of a baseball game Monday, July 17, 2017, in Oakland, Calif. (AP Photo/Ben Margot)

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Oakland Athletics pitcher Andrew Triggs (60) hands the ball to manager Bob Melvin as he leaves in the sixth inning of a baseball game against the Detroit Tigers Friday, May 5, 2017, in Oakland, Calif. (AP Photo/Ben Margot)

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Oakland Athletics starting pitcher Jesse Chavez, second from right, hands the ball to manager Bob Melvin before getting pulled in the sixth inning of a baseball game against the Toronto Blue Jays in Toronto on Saturday, May 24, 2014.(AP Photo/The Canadian Press, Darren Calabrese)

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Oakland Athletics' Jesse Chavez, right, is removed in the ninth inning of a baseball game against the Chicago White Sox by manager Bob Melvin on Monday, May 12, 2014, in Oakland, Calif. (AP Photo/Ben Margot)

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Oakland Athletics starting pitcher Jesse Chavez, center, is pulled from the game by manager Bob Melvin, second from left, during the sixth inning of a baseball game against the Seattle Mariners on Tuesday, May 6, 2014, in Oakland, Calif. (AP Photo/Marcio Jose Sanchez)

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Oakland Athletics manager Bob Melvin, right, and batting coach Chili Davis watch from the dugout during the third inning of a spring exhibition baseball game against the San Francisco Giants in San Francisco, Friday, March 28, 2014. (AP Photo/Jeff Chiu)

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Oakland Athletics manager Bob Melvin comes to the mound to make a pitching change in the fifth inning of a spring exhibition baseball game against the Chicago White Sox Tuesday, March 18, 2014, in Glendale, Ariz. (AP Photo/Mark Duncan)

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Oakland Athletics manager Bob Melvin tosses an autographed baseball back to a fan before a spring exhibition baseball game against the Los Angeles Dodgers Monday, March 10, 2014, in Glendale, Ariz. (AP Photo/Mark Duncan)