but didn t act. how do you stop something like that? you say well, you look at the signs of the people and what they re like before they do this. and kyung lah joins us from santa barbara, thank you for joining us. the responding officers did go by the book in this welfare check, correct? you are absolutely right about this, anderson, they didn t break rules or protocol. they did what they re supposed to do. but after these types of shootings happen there is a lot of a lot of reflection, where they say there needs to be more comprehensive approach not just by the police but family and friends and the community. or could mental health officers be with them as they try to assess somebody s mental health. all right, coming up. a great american journey, a woman who has been on that journey for 115 years.