when we first started, we have housed 1300 plus veterans and families. >> reporter: one of them, delvin changed my life, gave me a reason to look forward to life again. >> in terms of partnership and resources, hud, v.a., city of philadelphia, office of supportive housing, even the governor's office in pennsylvania joined a movement to support initiative to end homelessness. a true collaboration. >> great to see that one success story. so many problems veterans face. the city feels that homelessness is functionally zero. explain that. >> they've been able to find housing for just about 1300 homeless vets and families, which is great. still some people who choose not to come off the streets. they don't want to be in the shelter system or temporary house organize even permanent housing. that's what they mean by functional zero. what they do know, in terms of the city and its office of supportive housing, they know everybody's names. anybody out on the streets, know their names, know where they can fine them, reach out to them. >> making progress. take a look at numbers. a closer look how