Greinke's 12 K's in 12 seconds
White Sox @ D-backsMay 22, 2017 | 00:00:12
Watch Zack Greinke strike out 12 White Sox in 12 seconds to record a new high as a member of the D-backs
Watch Zack Greinke strike out 12 White Sox in 12 seconds to record a new high as a member of the D-backs