cells. we haven t got evidence it is here et. cells. we haven t got evidence it is here yet we cells. we haven t got evidence it is here yet. we haven t cells. we haven t got evidence it is here yet. we haven t identified - cells. we haven t got evidence it is here yet. we haven t identified it l here yet. we haven t identified it in her sequencing and we are giving results of more than 50,000 cases a week. a huge amount. there is travel from south africa across the globe and there are many rising cases in south africa at the moment so we will need to be very aware and look for it carefully in all of the data coming through. for it carefully in all of the data coming through. current vaccines have been coming through. current vaccines have been designed coming through. current vaccines have been designed to coming through. current vaccines have been designed to target - coming through. current vaccines have been designed to target the i have been designed to target the spike