Mookie Betts was so excited he nearly tripped when his feet got tangled on the way to first base. Boston's normally mild-mannered right fielder let loose with some emotion after ending a marathon at-bat with a grand slam that helped lead the Red Sox to a 6-4 win over the Toronto Blue Jays on Thursday night. read more http://www.espn.com/mlb/recap?gameId=380712102