Actor Johnny Depp attends a photocall for the film "Waiting for the Barbarians" at the 76th Venice Film Festival in Venice, Italy, Sept. 6, 2019. (Photos: Xinhua/Zhang Cheng)

Two guests talk with each other during the 2019 China-Arab States Tour Operators Conference, a sideline event of the fourth China-Arab States Expo, in Yinchuan, northwest China's Ningxia Hui Autonomous Region, Sept. 4, 2019. Held in Yinchuan from Sept. 5 to 8, the fourth China-Arab States Expo attracts around 12,600 participants from 2,900 regional organizations, commerce chambers, associations and enterprises in 89 countries.

Andrey Vorontsevich (C) of Russia vies for the ball during the group I match between Poland and Russia at the 2019 FIBA World Cup in Foshan, south China's Guangdong Province, Sept. 6, 2019.

Visitors observe wild animals in Yellowstone National Park, the United States, Sept. 1, 2019.

U.S. Air Force's strategic B-52 bomber takes part in the Eager Lion 2019 military exercise which is being held near the city of Zarqa, east Jordan, Sept. 5, 2019. More than 8,000 troops from 30 countries took part in the ninth edition of the U.S.-Jordan military exercise Eager Lion in the eastern desert of Jordan.

Zhao Rui (R, top) and Guo Ailun (L, top) of China celebrate after the group M match between China and South Korea at the 2019 FIBA World Cup in Guangzhou, south China's Guangdong Province, Sept. 6, 2019.

File photo taken on July 30, 2013 shows former Zimbabwean President Robert Mugabe answering a question at a press conference in Harare, Zimbabwe. Robert Mugabe has died at the age of 95, mulitiple sources reported on Sept. 6, 2019.

Pigeons fly around a temple as people make preparation for the upcoming Indrajatra festival at Hanumandhoka Durbar Square in Kathmandu, Nepal, Sept. 6, 2019.

Representatives pose for group photos at the opening ceremony for the 51st ASEAN Economic Ministers' Meeting and related Meetings in Bangkok, Thailand, Sept. 6, 2019. The 51st ASEAN Economic Ministers' Meeting and related Meetings kicked off in Bangkok Friday.

People have afternoon tea at Oscar Wilde Lounge in London, Britain, Sept. 5, 2019.

A journalist works before the opening of an exhibition themed the protection and inheritance of ancient Chinese books at the National Library of China in Beijing, capital of China, Sept. 6, 2019. The exhibition, scheduled for Saturday, will gather some 330 precious ancient books from roughly 40 public institutions and about 30 individual collectors.

Visitors watch OLED television during the 2019 IFA fair in Berlin, capital of Germany, Sept. 6, 2019. The 59th Consumer Electronics Unlimited (IFA) fair, Europe's biggest consumer electronics show, opened in Berlin on Friday, with the latest products and innovations from the leading global brands.

A worker is seen at a boiler production factory of Harbin Boiler Company Limited in Harbin, northeast China's Heilongjiang Province, Sept. 4, 2019. The group of photos uses the light and shadow in photography to outline the labor scene of the industrial workers in China's Heilongjiang Province.

People take part in a prayer and vigil for the boat fire victims at Santa Monica Beach in Santa Monica, California, the United States, Sept. 5, 2019. Local authorities confirmed Thursday that 34 people died in the dive boat fire off the Southern California coast early Monday.