and on livestream answering your questions. world news tonight is coming up tonight, several developing stories as we come on the air. in new york, an appeals court judge and what he has just decided on masks. and dr. fauci tonight is asked, will we face another tough variant like omicron? that late word coming in tonight from the appeals court here in new york. keeping the state s indoor mask mandate for schools and businesses at least for now. after another judge in new york had halted the masks. so, masks back for now. the hearing now coming in days. tonight, pfizer launching human trials on its now omicron specific booster. and tonight, dr. anthony fauci on the question we all have what is the likelihood we ll see another variant that challenges us like omicron? tonight, ukraine and russia and the new images coming in, u.s. military help arriving in ukraine.