A year ago today, a 19-year-old walked into his old school in Florida and killed 17 people with an assault rifle. Two survivors at Marjory Stoneman Douglas school talk about what has happened since. Read more about the Never Again campaign and March For Our Lives.
On Valentine’s Day 2018, the lives of 3,300 teenagers in Florida changed forever. This is the story of how they started a political movement in just a month. They have a clear message: “Never Again”. Click here to read the full story on BBC Newsbeat.