It's a story Lekberg and her friends have seen time and time again, but this one felt different.
"It stung. It felt very personal; the victims remind me of my friends. The victims' families remind me of my family."
And now, they're fighting for those families who are missing pieces of their hearts that they'll never get back.
They're only teenagers, but they're adult enough to know that what they do today could have a big impact on what happens tomorrow, especially for future generations.
"I would be able to tell them [my children] that no, we didn't do it all and your mom is not responsible for this, but we did something about it and stood up for what believed in to make a change," explains Alexis Covarubbio.