Photographers take photographs of the Large Air Tanker (LAT) C-130 Hercules, also known as “Thor”, as it drops a load of around 15,000 litres during a display by the Rural Fire Service ahead of the bushfire season at RAAF Base Richmond Sydney, Australia, September 1, 2017. (Photo by David Gray/Reuters)

American model Isabella Khair Hadid is seen on March 13, 2018 in Los Angeles, California. (Photo by The Mega Agency)

Participants enjoy the “Color Me Run” festival in Hanoi, Vietnam, 28 May 2016. The festival which was inspired by the Holi Festival from India, attracted thousands of teenagers this year. (Photo by Luong Thai Linh/EPA)

A model presents a creation at the Central St Martin's catwalk show during London Fashion Week in London, Britain February 17, 2017. (Photo by Neil Hall/Reuters)

British singer Rita Ora arrives for the Echo Award at Messe Berlin on April 12, 2018 in Berlin, Germany. (Photo by Andreas Rentz/Getty Images)

Russia's Maria Sharapova carries the torch during the opening ceremony of the 2014 Winter Olympics in Sochi, Russia, Friday, February 7, 2014. (Photo by Matt Dunham/Associated Press)

Members of the Russian Red Army Choir perform at Water Front Theatre in Beirut September 13, 2014. (Photo by Jamal Saidi/Reuters)

Rita Ora performs an intimate gig at the newly relaunched Tezenis store at Oxford Circus crossing to celebrate her recent lingerie collaboration with Tezenis on December 13, 2016 in London, England (Photo by David M. Benett/Dave Benett/Getty Images for Tezenis)