The World Health Organisation warned wealthy countries on Thursday (Dec 9) against hoarding Covid-19 vaccines for booster shots as they try to fight off the new Omicron variant, threatening supplies to poorer countries where inoculation rates are low.<br /><br />WHO Director-General Tedros Adhanom Ghebreyesus said the world was not on track to meet vaccination targets and that Omicron illustrated the "perilous situation" the world was in.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline