Covid-19 surpassed two million on Friday, with the World Health Organization (WHO) urging mass vaccinations as the pandemic progresses at a record pace.As of 1825 GMT on Friday, at least 2,000,066 people worldwide had been confirmed dead of the virus that first emerged in Wuhan, China, in late 2019, according to an AFP tally.The grim milestone came as US pharmaceutical giant Pfizer said shipments of its vaccines would slow for a period in late January -- a blow to fledgling campaigns to immunize people against the virus.The WHO on Friday called for a worldwide acceleration in vaccine rollouts -- as well as a ramp-up in efforts to study the sequencing of the virus, in order to tackle troubling new strains emerging around the world."I want to.