World governments are racing to assess the threat posed by the new Omicron variant of coronavirus, closing borders and reimposing other Covid restrictions. <br /><br />In South Africa, in the region where the mutations were first detected, a Columbia University disease expert is advising the government that vaccines should still offer strong protection against it.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline
