Hundreds of thousands of people will participate in the March for Our Lives beginning at noon as sister demonstrations take place across the country – indeed, the world – the biggest showing yet in five weeks of activism since Parkland.

Read more: Hundreds of thousands expected today for Washington’s March for Our Lives

  • The huge turnout for the March for Lives is so large that demonstrators will not be able to march, according to a CNN commentator. The crowd has engulfed much of Pennsylvania Avenue.
  • The “March for Our Lives” rallies are a call to action by student survivors of last month’s school shooting in Florida that left 17 people dead.
  • The protest is is shaping up to be one of the biggest youth protests since the era of the Vietnam War.

Tampa:

Student speeches at Tampa’s #MarchForOurLives

Drone view:

Thousands of people pack Kiley Gardens in Tampa in support of the #MarchForOurLives movement.

St. Petersburg:

Attendees at the #MarchForOurLives at Poynter Park hold up signs and hold back tears while a song written and recorded by Majory Stoneman Douglas students played.

Police estimate about 1500 are in attendance at the #MarchForOurLives rally at Poynter Park.

Madison Vogel, high school student and organizer of the event, had a message for politicians with an A-rating from the NRA: “Only half of us showed up to the polls, but that was before. We will vote you out of office like our lives depend on it.”

Washington DC:

The March for Our Lives was inspired by a call to action spearheaded by a group of Parkland, Florida, teenagers after a gunman killed 14 of their classmates and three faculty members on Valentine’s Day, gun-control activists — a large chunk of whom are students — have scheduled rallies and marches in all 50 U.S. states and on six continents. The more recognizable student leaders from Marjory Stoneman Douglas High School, the site of last month’s mass shooting, will be in Washington, D.C., where nearly 1 million protesters are expected to march along Pennsylvania Avenue.

Read more: Public input reveals Floridians shaken and angry after Parkland

“Marjory Stoneman Douglas kids are the ones who started this, but we’re not going to be the ones who finish it. We have so many people with us,” said Emma González, whose BS speech has made her something of a gun-control icon, her image printed onto posters hawked by vendors on Pennsylvania Avenue for $5.