1.0South Africa Journalhttps://southafricajournal.comweb deskhttps://southafricajournal.com/author/webdesk101/rich600338<blockquote class="wp-embedded-content" data-secret="aNb7LzaIFl"><a href="https://southafricajournal.com/scientists-hunt-pandemic-hotspots-in-race-to-test-vaccines/">Scientists Hunt Pandemic Hotspots in Race to Test Vaccines</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://southafricajournal.com/scientists-hunt-pandemic-hotspots-in-race-to-test-vaccines/embed/#?secret=aNb7LzaIFl" width="600" height="338" title="“Scientists Hunt Pandemic Hotspots in Race to Test Vaccines” — South Africa Journal" data-secret="aNb7LzaIFl" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); </script> The first wave of the COVID-19 pandemic may be waning. For vaccine developers, that could be a problem. Scientists in Europe and the United States say the relative success of draconian lockdown and social distancing policies in some areas and countries means virus transmission rates may be at such low levels that there is not ... Read more