Tun kafin a fara yin rigakafin COVID-19 na farko a cikin Amurka a cikin Disamba 2020, manyan mutane a cikin nishaɗi, gwamnati, kiwon lafiya, da kasuwanci suna roƙon Amurkawa da su yi allurar. Bayan da aka fara aikin farko, duk da haka, saurin allurar rigakafin ya faɗi yayin da allurar rigakafin ta zama ruwan dare kuma jerin mutanen da suka cancanci samun su ya ƙaru. Duk da yake babu…