reopening each county will move through a four-tiered, coloroded system based on numbers of cases andta perc of positive tests. infections had spiked in july after the state initially eased closings. >> we're going to be more stubborn this time, and have a t mandatory wae between moves. we didn't do that last time, and that is a significant distinction between what we've learned in the past and what we are now advancing in this more stringent, but we believe, more steady approach. >> woodruff: separately, the food and drug administration's chief spokeswoman, and an outside consultant, have been fired. the "new york times" reports that it happened after presint trump and f.d.a. commissioner stephen hahn exaggerated the 9nefits of treating covid with blood plasma. hahn later apologized. in japan, prime minister shinzo abe announced today that he is resigning because a chronic health problem. heanas held the post longer anyone, including a grandfather and great-uncle who were also prime ministers. foreign affairs nick schifrin reports. family are politicerans,and his but one of his lasting