Betts' heads-up baserunning
Guardians @ Red SoxJuly 31, 2017 | 00:00:24
Mookie Betts breaks for second on a walk but advances to third after an errant throw from Yan Gomes in the bottom of the 2nd inning
Mookie Betts breaks for second on a walk but advances to third after an errant throw from Yan Gomes in the bottom of the 2nd inning