Here are the latest developments related to the spread of the coronavirus around the world: 

-Nigeria receives 4 million doses of COVID-19 vaccine from the United States-

Sunday, Nigeria received four million doses of Moderna's vaccine against the coronavirus from the United States, double the total number of doses received by the country of 210 million people.

More than 2,000 people have died from the virus in Africa's most populous country, although it is believed that the real death toll is much higher.

- China is subjecting millions of residents to Covid examinations, as the number of injuries rises -

Chinese cities have launched massive campaigns to check for COVID-19 that included millions and imposed new restrictions on travel at a time when health authorities are trying to contain the largest outbreak of the virus in the country in months.

On Sunday, China recorded 75 new infections with the coronavirus, including 53 local infections, while reports indicate that a group of infections linked to an airport in the east of the country led to the outbreak of the epidemic in more than twenty cities and more than ten provinces.

The death of the former CEO of the European division of ToyotaJohan van Zyl, the former CEO of Toyota's European division, died at the age of 63 in South Africa after contracting the Corona virus in early July.

- Sumatran tigers infected with COVID-19 -

Two Sumatran tigers are recovering in an Indonesian zoo after contracting the Corona virus.

Tino and Harry tested positive in mid-July after they developed flu-like symptoms, and officials are now trying to trace the source of the infection.

- More than 4.2 million deaths worldwide -

The coronavirus has caused the death of 4,220,816 people in the world since the World Health Organization office in China reported the emergence of the disease at the end of December 2019, according to a census conducted by Agence France-Presse based on official sources on Sunday at 10:00 GMT.

The United States is the country most affected in terms of deaths (613,157), followed by Brazil with 556,370 deaths, and India with 424,351 deaths.

The World Health Organization, taking into account the excess mortality rate directly or indirectly related to Covid-19, says that the outcome of the epidemic may be two or three times greater than the officially announced toll.