hair stylist fred herdst knows heaye sters,ut sees the n r now the city of l.a. is saying you must require proof of vaccination. and you ll ask without hesitancy? yes i will. i ve been hoping kind of for this to happen, because this needs to stop. this needs to stop. it s getting out of control. reporter: but for weeks, thousands of workers protesting vaccine mandates from employers have been willing to lose their jobs. and tonight, some americans could face even more dire consequences for not getting the shot. in colorado, leilani lutali has stage five kidney disease, but she can t get a transplant as long as she and her donor are unvaccinated. it feels a little bit like my transplant is being held hostage and there s only one decision that i m being left with. reporter: in a letter, uc health giving leilani and her donor 30 days to get the shot or be removed from the list. the hospital pointing out that transplant patients infected with covid are at particularly high risk of