if you're unkcomfortable or dont know what to expect, calling outreach can be a solution. >> can peoplel the police or 911? >> you can call 911. we really encourage you to call homeless outreach first. if you see a crime being committed or someone you think is violent, usually that's not the people who are homeless, they tend to be the lambs not the wolves and they are preyed upon by the predators out there. but if you see someone who is behaving in a way that you think is dangerous, if you see a crime, that's when you call 911. the police department does have a special unit called the service detail and these are a small group of police officers who are trained and they are really their job is to work with the homeless people. but we really suggest unless it's a crime or a fear -- or you really are scared for your own well being, that you call the homeless outreach hot line. >> liz, in terms of the state of homelessness in philadelphia, where does it stand? >> well, as you've said we've made a lot of progress. we have 12,000 units and beds and a variety of ways within our system. so we