of, in 2018 their son was killed at stoneman douglas high school in parkland, florida. he was 17 years old. he was a great writer, an athlete, he loved music. his father manuel said today that he was not scared to pull off this sort of unbelievable piece of advocacy, and honestly subterfuge he said quote, we need to show were brave and not afraid of these guys. we've already felt the worst possible situation, there is no threat that could make me feel different. actions, not words. joining us now is manuel all over. mr. oliver thank you so much for being here, we really appreciate it. >> thank you. you did a great job presenting which we did, i love it. thank you. >> tell me about change the ref and tell me about how you came up with this idea? >> we'll change the ref as a consequence of losing our beautiful son hakeem. hakeem love to play basketball, he was a great rider like you