March for Our Lives demands action on guns (41 images)

Students and supporters across the United States joined March for Our Lives rallies in Washington, D.C., New York City, Los Angeles, San Francisco and across the country on March 24, 2018 -- weeks after a gunman killed 17 at Marjory Stoneman Douglas High School in Parkland, Fla. The mass protest was organized by teen survivors of the Douglas shooting.

Marjory Stoneman Douglas High School student Emma Gonzalez took the stage at the Washington, D.C., march for 6 minutes and 20 seconds, the length of time the shooting went on at the school on February 14. She also read the names of those who died. Photo by David Tulis /UPI

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The view from above as demonstrators move down Pennsylvania Avenue in Washington. Photo by Leigh Vogel/UPI

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Students, parents and teachers marched on the Capitol in support of gun restrictions and school safety. Photo by Leigh Vogel/UPI

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Paul McCartney and Billie Jean King join the demonstration in New York City. McCartney said, "One of my best friends was killed in gun violence right around here. So, it's important to me." He was referring to Beatles bandmate John Lennon. Photo by John Angelillo/UPI

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