given that there are so many different agencies, the department of public works, muni, caltrans, sfp uct can be really complicated to understand what the overall picture looks like. you have to do a little bit of digging into reports and talk to a lot of different agencies as well as arborists and other people familiar with the overall landscape of the urban canopy of san francisco. dion: i can imagine. your article is that the sf standard website. check it out. it is a good reminder of the situation we have at hand. thank you. a quick reminder that you can always get our live newscasts, breaking news, weather and more with our abc 7 bay area news app tree me in pdf. you can find where to download it. dion: thanks for joining us. we will be here every weekday at 3:00 answering questions from experts across the bay area. we will see you in 30 minute >> tonight the chilling video inside that nashville school, the police takedown of the shooter. surveillance showing the suspect audrey hale shooting into that school, firing through glass doors, stalking the halls, armed with two assault-sty