neighborhood. >> he works with yth boxers throughout the city of boston. >> it's a place where kids with learn self-confidence, respect, sportsmanship. it makes them a stronger personal. not just physically, but mentally, as well. >> how are you doing? >> lieutenant bailey, head of the gang unit, has brought his son zach here to train. his first big fight is in two days. >> i'm not worried about the competition. that being said, we're not going to take anyone lightly. so let's make it happen. >> when he extends his arms. speed, speed, drive that hip over. >> there you go. get some water. put an extension on that jab. >> i love boxing. i live and worked here all my