ma darrow shares this story of black excellence. >> reporter: they say that a do is a man's best friend. for jocelyn, that relationship mean everything. for the last 14 years, in san jose and also los angeles, he has worked to improve the lives of dogs and their owners through his training business, callie canin solutions. >> my goal was to lessen euthanization rate by teaching people all the skills they need to be great dog handlers and do owners. it will create more value so that she has more desire for it. i trade bay area's own steph curry, lebron james and more. we will take a homeless man off the street and help him if he is having trouble. for me, dogs are the way that i stayed focus because i was kind of a busy kid, kind of a troublemaker growing up. dogs were a way for me to redirect my energy down a positive outlook. >> reporter: thriving in doing what he loves to do, he takes pride in his passion and in his roots. >> you know, this is a great month to celebrate black excellence. i am just really glad to do my part. i like to represent for the culture. i grew up in hip-hop cul