The emergence of a new Covid-19 variant, known as B.1.1.529, has made many South Africans worried. South African scientists said they had detected the variant in small numbers and are working to understand its potential implications.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline