Ruby Corado runs Casa Ruby, a drop-in and service center for transgender people in Washington, D.C. Through the center, Corado helps people find housing, medical care and get food. Corado also has 22 beds in transitional housing for transgender adults and youth who would otherwise be homeless. Lexey Swall/GRAIN for NPR hide caption

itoggle caption Lexey Swall/GRAIN for NPR

Homeless families outside a downtown Seattle shelter. John Ryan/KUOW hide caption

itoggle caption John Ryan/KUOW

Tents are pitched illegally on a sidewalk in Seattle in January. The number of people sleeping outside in the city shot up by 20 percent in just the past year. David Ryder/Reuters/Landov hide caption

itoggle caption David Ryder/Reuters/Landov

The city of Hollywood, Fla., bought the Homeless Voice shelter from its owner, a longtime advocate for the homeless who agreed to stay away from the city for the next 30 years. Greg Allen hide caption

itoggle caption Greg Allen

Tony Simmons leads a group of Johns Hopkins University students on a "justice walk" in downtown Baltimore, during which they learn about public policy, providing services, and the connections between income inequality and health. Gabriella Demczuk for NPR hide caption

itoggle caption Gabriella Demczuk for NPR

Susan sits on a park bench in Washington, D.C. She has struggled with homelessness for nearly two decades. Gabrielle Emanuel/NPR hide caption

itoggle caption Gabrielle Emanuel/NPR

Erika Kalberer (left) and her mother, Kris. Their family has been living in their car. Kris tells her daughter, "I don't think sometimes you know how strong you are." StoryCorps hide caption

itoggle caption StoryCorps