@CNN: The brother of the gunman who killed 17 students and adults at a Parkland, Florida, school has announced the launch of an anti-bullying campaign that he says could prevent the next mass tragedy https://t.co/XcFxWjsUmR

The brother of the gunman who killed 17 students and adults at a Parkland, Florida, school has announced the launch of an anti-bullying campaign that he says could prevent the next mass tragedy https://t.co/XcFxWjsUmR

— CNN (@CNN) June 14, 2018