Formula One F1 - Singapore Grand Prix - Marina Bay Street Circuit, Singapore - September 21, 2019 General view during practice.

Firefighters extinguish a barricade during a protest urging authorities to take emergency measures against climate change, in Paris, France, September 21, 2019.

A Bat-Signal is projected onto a building at night as Batman fans celebrate the 80th anniversary of the first appearance of the DC Comics superhero, in Mexico City, Mexico September 21, 2019.

People dressed in historical clothes take part in the Oktoberfest parade in Munich, Germany, September 22, 2019.

Iranian bodybuilder Sharareh Nobahari, 30, poses at a gym in Tehran, Iran September 20, 2019. Picture taken September 20, 2019. Nazanin Tabatabaee/WANA (West Asia News Agency) via REUTERS.

People take part in a mourning ceremony as awareness to climate change, for the disappearing Pizol glacier, in Mels, Switzerland, September 22, 2019.

71st Primetime Emmy Awards - Show - Los Angeles, California, U.S., September 22, 2019. Phoebe Waller-Bridge celebrates after winning for Outstanding Writing for a Comedy Series for "Fleabag."

Men detained by riot police kneel by a wall after a protest at Yuen Long station against violence that happened two months ago when white-shirted men wielding pipes and clubs wounded both anti-government protesters and passers-by, in Hong Kong, China September 21, 2019.

Destroyed cars stand next to a damaged building after an earthquake in Tirana, Albania, September 21, 2019.

Palestinian family sits in their home as laundry hangs to dry in Deir al-Balah refugee camp in the central Gaza Strip September 22, 2019.

Popi and Kate Fragou, 70, talk to media during the first nationwide twins gathering in Trikala, Greece, September 22, 2019.

A model presents a creation from the Dolce & Gabbana Spring/Summer 2020 collection during fashion week in Milan, Italy, September 22, 2019.

U.S. President Donald Trump participates in the "Howdy Modi" event with India's Prime Minister Narendra Modi in Houston, Texas, U.S., September 22, 2019.

Skateboarding World Championship Brazil 2019 - Men's - Pavilion Anhembi, Sao Paulo, Brazil - September 22, 2019 Nyjah Houston of the U.S. in action.

71st Primetime Emmy Awards - Show - Los Angeles, California, U.S., September 22, 2019. Billy Porter accepts the award for Outstanding Lead Actor in a Drama Series for "Pose."

Rescued migrants embrace as they arrive on an Armed Forces of Malta patrol boat in Valletta's Marsamxett Harbour, Malta September 21, 2019.

Members of the media are seen in front of the pharaonic mummy of Sennedjem after it was removed from his coffin at the National Museum of Egyptian Civilization (NMEC) in Cairo, Egypt September 21, 2019.

Joe Biden, former U.S. vice president and Democratic presidential hopeful, leans down and smiles for the media while frying steaks at the Polk County Democrats' Steak Fry in Des Moines, Iowa, U.S., September 21, 2019.

Miley Cyrus performs during the iHeartRadio Music Festival at T-Mobile Arena in Las Vegas, Nevada, U.S. September 21, 2019.

Couples attend a mass wedding at the city's municipal government building ahead of the 70th founding anniversary of People's Republic of China in Jiaxing, Zhejiang province, China September 22, 2019. REUTERS/Stringer

Iranian Turkmen popular armed company parade during the ceremony of the National Army Day parade in Tehran,Iran September 22, 2019. Official Iranian President website/Handout via REUTERS.

MotoGP - Aragon Grand Prix - Ciudad del Motor de Aragon, Alcaniz, Spain - September 22, 2019 Red Bull KTM Ajo's Brad Binder during the Moto2 race.

Formula One F1 - Singapore Grand Prix - Marina Bay Street Circuit, Singapore - September 22, 2019 Ferrari's Sebastian Vettel celebrates after winning the race.

A firefighter of Argentina's army walks on a trail as he works to control a fire near Santa Monica community in Concepcion, Bolivia, September 21, 2019.

A police officer detains an anti-government protester in Sha Tin, Hong Kong, China September 22, 2019.

Planes from the Chinese People's Liberation Army (PLA) air force fly during a rehearsal of the military parade on October 1 to mark the 70th anniversary of the founding of the People's Republic of China, in Beijing, China September 22, 2019.

Tennis - Laver Cup - Palexpo, Geneva, Switzerland - September 22, 2019 Team Europe's Roger Federer kisses the trophy after they win the Laver Cup.

Iranian President Hassan Rouhani is seen during the ceremony of the National Army Day parade in Tehran, Iran September 22, 2019. Official Iranian President website/Handout via REUTERS.

Houthi supporters perform the traditional Baraa dance during a ceremony held to collect supplies for Houthi fighters in Sanaa, Yemen September 22, 2019.

U.S. Representative Joe Kennedy III (R) hugs his father, former U.S. Representative Joe Kennedy II, after announcing his candidacy for the U.S. Senate in Boston, Massachusetts, U.S., September 21, 2019.

Two supporters hold large cutouts of Pete heads at a campaign event for Pete Buttigieg, South Bend Mayor and Democratic presidential hopeful in Newton, Iowa, U.S. September 21, 2019.