Gunners from the Armed Forces of Ukraine fire at Russian position with a 155 mm self-propelled howitzer 2C22 in the Kharkiv region on April 21, 2024. (Anatolii Stepanov/AFP via Getty Images)
Chinese sailors stand next to a submarine rescue ship Hongzehu from the PLA Navy as it is docked on April 23, 2024, in Qingdao, China.(Kevin Frayer via Getty Images)
Researchers with the Naval Postgraduate School and NASA employ a REMUS 100 UUV to create a detailed map of a shallow environment off the coast of Florida on September 13, 2013. (DVIDS
Gunners from the Armed Forces of Ukraine fire at Russian position with a 155 mm self-propelled howitzer 2C22 in the Kharkiv region on April 21, 2024. (Anatolii Stepanov/AFP via Getty Images)
Chinese sailors stand next to a submarine rescue ship Hongzehu from the PLA Navy as it is docked on April 23, 2024, in Qingdao, China.(Kevin Frayer via Getty Images)
The Skydio X10D drone flies during a counter-uncrewed aerial systems training exercise at Grafenwoehr Training Area in Bavaria, Germany, on February 13, 2025. (US Army photo)
Russian President Vladimir Putin (L) and U.S. President Barack Obama at the United Nations headquarters September 28, 2015 in New York City. (Chip Somodevilla/Getty Images)
A French police officer stands guard by Saint-Etienne-du-Rouvray's city hall following a hostage-taking at a church in Saint-Etienne-du-Rouvray, northern France, on July 26, 2016 that left the priest dead. (CHARLY TRIBALLEAU/AFP/Getty Images)
Russian President Vladimir Putin during the Preliminary Draw of the 2018 FIFA World Cup on July 25, 2015 in Saint Petersburg, Russia. (Dennis Grombkowski/Getty Images)
Russian President Vladimir Putin (R) shakes hands with Chinese President Xi Jinping (L) during their joint press conference in the Grand Kremlin Palace on May 8, 2015 in Moscow, Russia. (Sasha Mordovets/Getty Images)
Police officers and rescue workers stand near a van that ploughed into a crowd leaving a fireworks display in the French Riviera town of Nice on July 14, 2016. (VALERY HACHE/AFP/Getty Images)