The national flags of China and many African countries raised alongside each other in Tiananmen Square on September 1, 2018, to welcome heads of states from Africa arriving for the China-Africa Cooperation Forum Beijing Summit. (Photo: VCG)

This photo shows the wreckage of a Boeing 737-800 flying from Moscow, which skidded off the runway and caught fire during landing in Russia's Black Sea resort city of Sochi on September 1, 2018. The accident led to a total of 18 injured. (Photo: VCG)

Team China celebrates after winning the men's basketball gold medal match against Iran at the 18th Asian Games in Jakarta, Indonesia, September 1, 2018. (Photo: VCG)

Actress Cate Blanchett arrives for the premiere of the film Suspiria presented in competition on September 1, 2018, during the 75th Venice Film Festival at Venice Lido. (Photo: VCG/Filippo Monteforte)

The scenery terraced fields in Longsheng Ge Autonomous County in south China's Guangxi Zhuang Autonomous Region on September 1, 2018. (Photo: Xinhua/Pan Zhixiang)

A vehicle sprays water as it passes through a flooded street at IIT, on September 1, 2018, in New Delhi, India. The India Meteorological Department (IMD) forecast more spells of rains and thundershowers to occur during the day as well as in the two days. (Photo: Amal KS/Hindustan Times via Getty Images)

The 29th Macao International Fireworks Display Contest takes place on the Macao Tower Shorefront on September 1, 2018. More than 100 international teams participated in this world-class pyrotechnic shoot-out. (Photo: VCG)

A middle school in Chongqing put on classes at a local water park on September 1, 2018, to deal with temperatures in the high 30's and to give students better understanding of adverse effects of global warming. (Photo: Chinanews.com)

Houses and buildings flooded by downpours on September 1, 2018. Heavy rainfall has hit south China's Guangdong Province over the past few days, causing flooding in several cities. (Photo: CGTN)

Members of NGOs take part in a demonstration at Athens central Syntagma square on September 1, 2018, to denounce the policy of Italy and the EU policy for trying to save immigrants on the Mediterranean. (Photo: VCG/Louisa Gouliamaki)