<prompt> Qedela umusho olandelayo: Ngaphambi kokuqala kwesizini ka-2021, abanye abashayeli abathathu Norris, Charles Leclerc noPierre Gasly kanye nomphathi weqembu leMercedes uToto Wolff bonke bathola ukuthi bane-COVID-19 ngezikhathi ezihlukene. Ngobusuku bokuhlolwa kwangaphambi kwesizini eBahrain, umphathi weqembu le-Alfa Romeo uFrédéric Vasseur wahlola ukuthi une-COVID-19, ngakho-ke akakwazanga ukuhamba neqembu ukuyohlolwa. Ngaphambi kokuthi  <response>: IBritish Grand Prix, umqondisi weqembu lakwaMcLaren uZak Brown utholakale ene-HIV. 