Marjory Stoneman Douglas High School students Mia Freeman (L) and Hayley Licata (C) stand on stage with Los Angeles mayor Eric Garcetti during “March for Our Lives”, an organized demonstration to end gun violence, in downtown Los Angeles

Marjory Stoneman Douglas High School students Mia Freeman (L) and Hayley Licata (C) stand on stage with Los Angeles mayor Eric Garcetti during “March for Our Lives”, an organized demonstration to end gun violence, in downtown Los Angeles

Marjory Stoneman Douglas High School students Mia Freeman (L) and Hayley Licata (C) stand on stage with Los Angeles mayor Eric Garcetti during “March for Our Lives”, an organized demonstration to end gun violence, in downtown Los Angeles, California, U.S., March 24, 2018. REUTERS/Patrick T. Fallon