Thousands of people participated in "March for Our Lives" rallies in Washington and cities across the United States, drawing attention to school violence and what they see as a need for stricter gun control.
'March for Our Lives' Protests Call for Stricter Gun Laws

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Crowds of people hold signs on Pennsylvania Avenue in Washington.

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Protesters hold photos of school shooting victims during a "March For Our Lives" demonstration in New York City, 2018.

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Participants hold up signs in Washington.

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Kendall McKee, 11, left, and Amber R. attend a pro-gun march to advocate for fortified schools and more armed teachers, March 24, 2018, in Salt Lake City.