Aerial view of the Heroes 19 de Julio cemetery in Comas, on the northern outskirts of Lima, taken on June 1, 2021 amid the novel coronavirus COVID-19 pandemic.

Peru on May 31 more than doubled its official coronavirus death toll, becoming the country with the highest COVID-19 mortality per capita anywhere in the world.

The WHO voiced deep concern on Tuesday at the COVID-19 situation in South America, warning that outbreaks in the already hard-hit region were once again worsening.