children, have now survived a case of covid. nationwide, covid cases are up 22% over the last week and 45% over the last two w eestill, covid deaths down over that same period, falling 13% over the last week and 37% the last two weeks. well, also tonight, pfizer has requested that emergency use authorization for its booster shot in children ages 5-11 years old, based on data they submitted to the f.d.a. a third dose of their vaccine showed significant protection against the virus in that 5-11 age group. norah. o donnell: lots of headlines there, mola lenghi. thank you. now to an alarming story that cbs news has covered for years hazardous living conditions in military housing run by private contractors. and tonight, the danger still exists for those who serve our country. cbs nikole killion reports tonight on the on/going problems, even after one of the companies will was find tens of millions of dollars for