On Feb. 14, 2018, a gunman killed 17 people at Marjory Stoneman Douglas High School in Parkland, Fla. In the aftermath, led first by students at Marjory Stoneman Douglas, teenagers around the country initiated an unprecedented wave of youth activism for gun control. Teenage voices from all sides of the issue weighed in, and in the months that followed, they helped reinvigorate one of the nation's longest-raging debates.
