New Delhi, WTO Director-General Ngozi Okonjo-Iweala on Tuesday said the world will face continued disruptions to lives and livelihoods if equitable access to COVID-19 vaccines and other countermeasures are not ensured amid the spread of the Omicron variant.New Delhi, WTO Director-General Ngozi Okonjo-Iweala on Tuesday said the world will face continued disruptions to lives and livelihoods if equitable access to COVID-19 vaccines and other countermeasures are not ensured amid the spread of the Omicron variant.