potential. and i m very concerned. reporter: in arkansas, just over 46% of the population is fully vaccinated against covid, well below the national total of about 57%. the clinic was hoping to reach more unvaccinated people, but giving flu shots can save lives, too. what is your level of concern about flu this season? usual. i hope i don t get it. reporter: many pharmacies across the country are also offering the flu shot and the covid vaccine at the same time. in terms of guidance, the c.d.c. is recommending a yearly flu shot for just about everyone, starting with babies six months old. norah. o donnell: janet shamlian, thank you. we want to turn now to a serious lead water crisis in benton harbor, michigan. that s a predominantly black city throw hours from flint. people are under order not to use the tap water because of high levels of lead from old pipes. and as cbs omar villafranca