Worry Over 2 Covid Vaccines Deals Fresh Blow to Europe’s Inoculation Push April 13, 2021 Auto Bot AstraZeneca PLC, Coronavirus (2019-nCoV), Europe, European Union, Johnson & Johnson, Moderna Inc, Vaccination and Immunization 0 Confusion over AstraZeneca’s vaccine threatens to hurt the E.U. campaign just as it gathers momentum. And on Tuesday, Johnson & Johnson said it was pausing the rollout of its shot on the continent.