Marjory Stoneman Douglas High School student Cameron Kasky asks a question to Sen. Marco Rubio during a CNN town hall meeting at the BB&T Center in Sunrise, Fla., Wednesday, Feb. 21, 2018.
Marjory Stoneman Douglas High School student Cameron Kasky asks a question to Sen. Marco Rubio during a CNN town hall meeting at the BB&T Center in Sunrise, Fla., Wednesday, Feb. 21, 2018. Michael Laughlin AP file
Marjory Stoneman Douglas High School student Cameron Kasky asks a question to Sen. Marco Rubio during a CNN town hall meeting at the BB&T Center in Sunrise, Fla., Wednesday, Feb. 21, 2018. Michael Laughlin AP file