According to the World Health Organisation (WHO), the Delta variant has now been identified in 111 different countries - and is contributing to a surge in global cases. United States(Image: Getty Images)Infection levels are now on the rise across the United States following months of cases being in decline. Vaccination rates vary by state with around 55.6 per cent of Americans having had at least one dose nationally. The five states with the biggest two-week jump in cases all had lower vaccination rates lower than the national average. But, with daily numbers of new cases now hitting three digits, more areas are having to resort to lockdowns.

Source: Daily Nation July 18, 2021 19:18 UTC