Red Sox video coordinator Mike Brenly has made a name for himself recently with some key decisions when it comes to replay. He is clearly a coach on the rise. He has known what it's like to live through the ups and downs of a major league season for virtually all his life. That's thanks to his dad, Bob Brenley, the former Diamondbacks manager and former Giants All-Star. Bradfo sits down with the father-son duo for another edition of 'Relatively Speaking'.