Good evening. Weve got a lot to get to tonight. An hour from now most of the state goes backward to the most restrictive tier. And jessica, heres why. This graph shows the average number of cases in the bay area not quite as high as july, but you can see covid cases are spiking. The far right of your screen is the recent number. Lets begin our Team Coverage with nbc bay areas ian cull with what this means and whats changing. Reporter today Governor Newsom says hes pulling the emergency brake to slow the spread of covid19. In the last two weeks hospitalizations are up 30 . The number of cases has doubled. This is simply the fastest increase california has seen since the beginning of this pandemic. Reporter 41 of the states 51 counties including most of the bay area are pushed back into the most restrictive purple tier. San francisco, san mateo and marin fell to red. Most like santa clara jumping back two full tiers. We have done this before. We can do it again. We really need every Sing