officials say bertens vaccine drive has reduced hospital admissions and help avoid lockdowns. minister boris johnson plans to reintroduce measures if needed. >> the result of this vaccination campaign is we have one of the most free societies and one of the most open economies in europe. that is why we are now sticking with our strategy. in essence, we are going to keep going. we will continue to offer testing, we will continue to urge everyone to be sensible, be responsible, wash your hands, use ventilation, consider wearing a face covering in crowded places with people that you don't know. stay-at-home if you feel unwell, download and use the app and we will keep further measures in reserve. plan b. >> the u.s. food and drug association committee have debated shots later this week and a few other organizations recommend it. it is not recommended by the world health organization. it is asking rich nations to debate the program -- delay the program until every country has vaccinated at least that 40% of people. a group of leading scientists including experts from the u.s. and