cases soaring. it was exactly two years to the day that the world learned of an unknown virus causing flu-like symptoms in china. now the omicron variant of that coronavirus is fueling another global wave of infection. the u.s. record nearly half a million new cases in a single day. that is the largest daily total of any country during this pandemic. meanwhile, and importantly, hospitalizations nationwide are at their highest level since september. today there was big news for parents with the f.d.a. set to authorize pfizer booster shots for 12 to 15-year-olds. and covid cases among airline workers snarl the skies with more than 1,000 flights canceled today. cbs s nancy chen starts us off tonight from new york city. good evening, nancy. reporter: major, good evening you. another record breaking day in new york with nearly 75,000 new cases reported statewide. hospitalizations are rising fast here, with more than 1,000