U.S. President Donald Trump boards Air Force One to depart for Vietnam from Beijing Airport in Beijing, China on November 10, 2017. (Photo by Jonathan Ernst/Reuters)

Models cool off in front of an air conditioner backstage at the DUNDAS x REVOLVE New York Fashion Week Show in Manhattan, New York City, U.S., September 8, 2021. (Photo by Caitlin Ochs/Reuters)

A cyclist shops for a gift from a roadside open-air vendor during Valentine's Day celebrations amid the COVID-19 pandemic in Kamwokya, Kampala, Uganda on February 14, 2022. (Photo by Miriam Watsemba/Reuters)

People react following an Israeli air strike on Palestinian houses, amid the ongoing conflict between Israel and the Palestinian Islamist group Hamas, in Rafah in the southern Gaza Strip on December 12, 2023. (Photo by Fadi Shana/Reuters)

An incredible clear-air lightning display from storms to the east of Noonamah, just outside Darwin on April 6, 2015. (Photo by Jacci Ingham/The Guardian)

“The Boeing X-45 unmanned combat air vehicle is a concept demonstrator for a next generation of completely autonomous military aircraft, developed by Boeing's Phantom Works. Manufactured by Boeing Integrated Defense Systems, the X-45 was a part of DARPA's J-UCAS project”. – Wikipedia

Photo: Two X-45A Unmanned Combat Air Vehicles (UCAV) are shown to members of the news media July 11, 2002 at Edwards Air Force Base, California. The X-45A, developed by The Defense Advanced Research Projects Agency and the Boeing Company, is the first unmanned system designed from inception for combat missions. (Photo by David McNew/Getty Images)

A woman wearing a scarf to cover her face looks on as she waits for a passenger bus on a smoggy morning in New Delhi, India, November 8, 2017. The Great Smog of Delhi is an ongoing severe air-pollution event in New Delhi and adjoining areas in the National Capital Territory of India, in November 2017. Air pollution at this time peaked on both PM 2.5 and PM 10 levels. It has been reported as one of the worst levels of air quality in Delhi since 1999. (Photo by Saumya Khandelwal/Reuters)

Indian Air Force (IAF) cadets march during a graduation parade at the Air Force Academy in Dundigal, on the outskirts of Hyderabad, India, Saturday, June 20, 2020. A total of 123 flight cadets including 19 women officers were commissioned as flying officers on Saturday on successful completion of their training, a press release said. (Photo by Mahesh Kumar A./AP Photo)