Students at Walla Walla High School in Walla Walla, Washington, head out onto a field known as "the Commons" as part of the National School Walkout on March 14, 2018, to commemorate 17 students killed in a mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, on Feb. 14, 2018. Video by Macy Quinn-Sears/GSS.
