Washington, D.C. -- Photo by Eric Lee

Washington, D.C. -- Leonardo Padilla, 11, from McLean, VA, chants during a #ShutDownDC rally at 16th Street NW and K Street NW on Sept. 23, 2019. When asked why he's here supporting, he says, "just spreading awareness of global warming." Photo by Eric Lee

Washington, D.C. -- Photo by Eric Lee