Füge eine Handlung in deiner Sprache hinzuStudents at Marjory Stoneman Douglas High School in Florida speak out against the national gun-violence epidemic after a mass shooting at their school kills 17 people.Students at Marjory Stoneman Douglas High School in Florida speak out against the national gun-violence epidemic after a mass shooting at their school kills 17 people.Students at Marjory Stoneman Douglas High School in Florida speak out against the national gun-violence epidemic after a mass shooting at their school kills 17 people.
