. >> good advicadvice. mateo?> i want drivers to be, like, more safe, more careful. >> i'm going to go down the line here. >> try not to text and drive. >> very important message, i see people doing that, grownups too, texting and driving, good advice. >> people to be more careful when driving and pay attention to everything that's around them. >> uh-huh, thank you so much for being here today. we do have to take a break right now. when we come back, we're going to learn about the good work being done to make our >>> welcome back, talking about our streets and roadways becoming more safe for pedestrians and bicyclists. joining us now in the studio is the commander from the san francisco police department special operations bureau meaning you handle transit-related issues, and sheryl brinkman, vice chairman of the board with san francisco municipal transportation agency. there's a campaign to create safer streets for traveling, and i know it's important as a driver and as a pedestrian, but why is it so important th