Video: Zach Jackson Hits A Grand Slam 8-7-19

.@zjackson015 with the go-ahead grand slam in the sixth tonight vs. the @BRoyalsKC! #GonnaFlyNow #SoundOn🔊 pic.twitter.com/exMIJIVU6K

— J.C. Cardinals (@JC_Cardinals) August 8, 2019