People hold their hands up as directed by musician Brandi Carlile at Seattle Center during the March for Our Lives rally on March 24, 2018 in...
Students from Marjory Stoneman Douglas High School, including Emma Gonzalez , stand together on stage with other young victims of gun violence at the...
Demonstrators participate in the March for Our Lives Los Angeles rally on March 24, 2018 in Los Angeles, California. More than 800 March for Our...
Demonstrators attend a March for Our Lives rally against gun violence on the National Mall June 11, 2022 in Washington, DC. The March For Our Lives...
In this file photo taken on March 24, 2018 Marjory Stoneman Douglas High School student Emma Gonzalez listens with other students during the March...
Students lead the march down Pine Street during the March for Our Lives rally on March 24, 2018 in Seattle, Washington. More than 800 March for Our...
Demonstrators attend a March for Our Lives rally against gun violence on the National Mall June 11, 2022 in Washington, DC. The March For Our Lives...
Protesters participate in March For Our Lives II to protest against gun violence on June 11, 2022 in Los Angeles, California. Gun reform advocates in...
Counter-protester is detained after jumping a barricade in an attempt to disrupt a March for Our Lives rally against gun violence on the National...
View of demonstrators, many with signs, as they participate in the March For Our Lives rally against gun violence, near Columbus Circle, New York,...
Demonstrators participate in a March for Our Lives rally and march on March 24, 2018 in Killeen, Texas. More than 800 March for Our Lives events,...
The U.S. Capitol is pictured as demonstrators gather on Pennsylvania Avenue during the March for Our Lives rally March 24, 2018 in Washington, DC....
Edna Chavez, Emma Gonzalez and Noami Wadler pose onstage with students at March For Our Lives on March 24, 2018 in Washington, DC.
Students from Marjory Stoneman Douglas High School stand together at the end of the March for Our Lives rally on March 24, 2018 in Washington, DC....
Gun reform advocates line Pennsylvania Avenue while attending the March for Our Lives rally March 24, 2018 in Washington, DC. Hundreds of thousands...
Participants take part in the March for Our Lives Rally in Washington, DC on March 24, 2018. Bundled against the cold but fired up with passion after...
Protestors attend a March for Our Lives rally against gun violence at the base of the Washington Monument on the National Mall June 11, 2022 in...
Emma Gonzalez attends March For Our Lives 'Road To Change' & Life Camp Unity Celebration on August 11, 2018 in New York City.
Anti-gun violence advocate and Marjory Stoneman Douglas High School shooting survivor Emma Gonzalez is comforted at the "End of School Year Peace...
Protestor takes part in the March for Our Lives rally on March 24, 2018 in Chicago, Illinois. More than 800 March for Our Lives events, organized by...
Protestors shout as they march down Sixth Avenue during the March For Our Lives, March 24, 2018 in New York City. Thousands of demonstrators,...
Gun reform advocates line Pennsylvania Avenue while attending the March for Our Lives rally March 24, 2018 in Washington, DC. Hundreds of thousands...
Protesters, including Daisy Hernandez of Virginia and Hunter Nguyen of Maryland , hold their hands up as they participate in the March for Our Lives...
As the panic subsided, people comforted each other after a man charged the main stage at the March for Our Lives rally on the National Mall near the...
View of demonstrators, many with signs, as they participate in the March For Our Lives rally against gun violence, near Columbus Circle, New York,...
Faithful gathered for the Palm Sunday mass hold up placards the day after the"March for Our Lives" at the end in St Peter's square at the Vatican, on...
Students from Marjory Stoneman Douglas High School, including Emma Gonzalez , stand together on stage with other young victims of gun violence at the...
Gun reform advocates line Pennsylvania Avenue while attending the March for Our Lives rally March 24, 2018 in Washington, DC. Hundreds of thousands...
The crowd at the March for Our Lives Rally as seen from the roof of the Newseum in Washington, DC on March 24, 2018. - Galvanized by a massacre at a...
Linda Hello comforts her granddaughter Eisley Miller during a March for Our Lives rally at the Texas state Capitol on June 11, 2022 in Austin, Texas....
Protestors participate in the second March for Our Lives rally against gun violence at Pine Trails Park on June 11, 2022 in Parkland, Florida....
People panic and run after a man charged the main stage at the March for Our Lives rally on the National Mall near the Washington Monument on...
View of demonstrators, many with signs, as they participate in the March For Our Lives rally against gun violence, near Columbus Circle, New York,...
View of demonstrators, two of whom are children on the shoulders of adults, as they participate in the March For Our Lives rally against gun...
Man holds an anti-NRA sign at a 'March For Our Lives' rally in Santa Fe, New Mexico. The rally and march, part of a nationwide series of similar...
Edna Chavez, Zion Kelly, Emma Gonzalez, Naomi Wadler and Sam Zeif pose onstage at March For Our Lives on March 24, 2018 in Washington, DC.
Students hold portraits of victims of Florida's Marjory Stoneman Douglas High School shootings as people protest for tighter gun laws during the...
People take part in the March For Our Lives rally against gun violence in Washington, DC on March 24, 2018. - Galvanized by a massacre at a Florida...
Tears roll down the face of Marjory Stoneman Douglas High School student Emma Gonzalez addresses the March for Our Lives rally on March 24, 2018 in...
People observe 6 minutes and 20 seconds of silence -- the same amount of time Nikolas Cruz spent shooting at Marjory Stoneman Douglas High School --...
Young victims of gun violence, including students from Marjory Stoneman Douglas High School, stand together on stage at the conclusion of the March...
Marjory Stoneman Douglas High School student Emma Gonzalez pauses as she speaks during the March for Our Lives Rally in Washington, DC on March 24,...
Marjory Stoneman Douglas High School Student Jaclyn Corin and Yolanda Renee King,, grand daughter of Dr. Martin Luther King, Jr. Addresse the March...
Marjory Stoneman Douglas High School student David Hogg speaks during the March for Our Lives rally on March 24, 2018 in Washington, DC. More than...
Sophie Phillips holds a sign as she attends a rally for those heading to the March for Our Lives event in Washington D.C. On March 20, 2018 in...
Manny Oliver, Patricia Oliver and David Hogg speak during March for Our Lives 2022 on June 11, 2022 in Washington, DC. Manny Oliver and Patricia...
Counter-protester is detained after jumping a barricade in an attempt to disrupt a March for Our Lives rally against gun violence on the National...
Demonstrators attend a March for Our Lives rally against gun violence at the base of the Washington Monument on the National Mall June 11, 2022 in...
Memorial of white crosses is erected to the children killed at school in Uvalde, Texas at the starting point of the March for Our Lives protest on...
People panic and run after a man charged the main stage at the March for Our Lives rally on the National Mall near the Washington Monument on...
People panic and run after a man charged the main stage at the March for Our Lives rally on the National Mall near the Washington Monument on...
View of demonstrators, many with signs, as they participate in the March For Our Lives rally against gun violence, near Columbus Circle, New York,...
Close-up of a set of political buttons, New York, New York, March 24, 2018. The buttons, seen during the March For Our Lives rally against gun...
Close-up of a dog, who wears a sign that reads 'There's Nothing to Retrieve After It's Been Shot by an AR-15,' during the March For Our Lives rally...
View of demonstrators, many with signs, as they participate in the March For Our Lives rally against gun violence, near Columbus Circle, New York,...
View of unidentified advocates against gun violence on stage during the March For Our Lives rally, Chicago, Illinois, March 24, 2018. Several hold...
School teacher wears a sign around his neck expressing his opposition to arming teachers during a 'March For Our Lives' rally in Santa Fe, New...
Gun control advocates hold handmade signs at a 'March For Our Lives' rally in Santa Fe, New Mexico. The rally and march, part of a nationwide series...
Sydney Mershon 17, and Drew Fontes 17, from Corbett High School shout slogans during the March for Our Lives rally on March 24, 2018 in Portland,...