i think we have seth pardo and devan morris here. >> hello supervisors.eth pardo and the new director for centers of data science at the department of public health. we're here to present a slide deck on the vision zero strategy and severe injuries. while this report is -- we have included e-scooters. devan morris primarily works data systems integration between the police department, >> the hon. london breed: good morning, everyone. i'm san francisco mayor london breed, and i want to thank you all for joining us here today to talk about public safety on a whole other level in light of the challenges that our city continues to face. you know, this has been a problem that has persisted in the city for sometime now, and the fact is that things have gotten worse over time, and i want to thank a moment to appreciate our public safety officials today, some of whom you will hear from in a short moment, but thank you to our police chief, bill scott, for being here, our fire chief, jeanine nicholson, our sheriff, paul miyamoto, our director of public health, dr.