Melvin on Semien's grand slam
Giants @ AthleticsJuly 31, 2017 | 00:01:19
Athletics manager Bob Melvin discusses Marcus Semien's key grand slam, Paul Blackburn's start and the bullpen's performance in the 8-5 win
Athletics manager Bob Melvin discusses Marcus Semien's key grand slam, Paul Blackburn's start and the bullpen's performance in the 8-5 win