started the sidewalk school, a group that now teaches migrant kids here. you gave up your life savings to do this why? >> this is wrong and no one should be okay with this >> reporter: she and a colleague conduct pre-interviews, gathering information from potential asylum seekers. just minutes after they arrive, a crowd gathers, begging to be referred to immigration lawyers. there's an overwhelming sense of desperation here that desperation extends to a nearby shelter, which is at capacity we speak with some of the children here with their parents' permission [ speaking foreign language ] >> reporter: 7-year-old odaliz has tried to cross into the u.s. twice with her mother [ speaking foreign language ] >> reporter: alicia is from honduras. [ speaking foreign language ] >> reporter: her 9-year-old brother is now in the u.s. because he crossed by himself.