eth stenger down market street, a generation raised and educated in active shooter drills, expressed their disappointment and anger at the political system. >> i think that it's way too easy to buy a gun, and i think that kids who are just like three or four years older than me or like five years older than me should not have access to guns. >> frightful. you don't know when it's going to happen or what's going on. >> reporter: they were joined by parents. >> we call bs on our politicians. >> reporter: and their teachers. >> i'm a teacher and i think after the park right-hand shooting -- parkland shooting, having to practice active shooter drills with my students was heart breaking. >> reporter: while leaders several generations ahead of them. >> it's the youth of your country that will make a difference. >> reporter: marveled at the tenacity of young people determined to change a season like senator feinstein, author of the assault weapons ban that expired in 2004. >> young america is stepping up and stepping out and saying never again. >> reporter: and san francisco's mayor. >> as