Photos: Surveying homeless young people in L.A.

Brendan Tidwell, left, team leader Luis Medina and Javier Martinez walk through Union Station looking for homeless young people to survey.

Brendan Tidwell, Marlon Sibrian, Javier Martinez and Luis Medina walk through Olvera Street looking for homeless young people.

Brendan Tidwell, Marlon Sibrian and Javier Martinez walk through Union Station looking for homeless young people to survey.

Jeff Hearly, 22, left, who is homeless, talks with Marlon Sibrian, center, and Luis Medina near Olvera Street.

Andrea Marchetti, executive director at the Jovenes center for homeless and at-risk youth in Boyle Heights, talks about the homeless survey.

Marlon Sibrian, left, collects information from Dijuan Stuart, 21, who has been homeless on and off since age 16.