A sand storm approaches Yemen's second city of Aden on September 11, 2019.

Supporters of Lebanon's Hezbollah resistance movement take part in a procession on the tenth day of Muharram, which marks Ashura, on September 10, 2019 in Baalbek.

Pakistani Shia Muslims hold religious flags as they take part in a religious procession on the ninth day of the holy Muslim month of Muharram in Peshawar on September 9, 2019.

Plastic waste is seen choking Sukaraja beach in Bandar Lampung, Indonesia, on September 8, 2019.

Joggers take an early morning exercise on Kopje which is the highest point overlooking the city of Harare on September 7 2019.

Children play in a deserted house at the Shati Palestinian refugee camp in Gaza City, on September 3, 2019.

The Aurora Borealis (Northern Lights) is seen in the sky over Lake Ladoga in Leningrad Region, Russia September 1, 2019.

In this handout photo taken and received on August 31, 2019, Kim Sang-jae of South Korea competes in the men's snowboard slope-style at the Winter Games in Queenstown.

Lava flows from the Stromboli volcano a day after an eruption unleashed a plume of smoke on the Italian island of Stromboli, Italy, August 30, 2019.

Syrian refugee children wave from on board a bus in the Beirut suburb of Burj Hammoud, north of the Lebanese capital, on August 29, 2019, as they ride along with their families to voluntarily return home to neighboring Syria.