Medic James E. Callahan of Pittsfield, Mass., gives mouth-to-mouth resuscitation to a dying soldier in war zone D, about 50 miles northeast of Saigon, June 17, 1967. Thirty-one men of the 1st Infantry Division were reported killed in the guerrilla ambush, with more than 100 wounded. (Photo by Henri Huet/AP Photo)

A young boy plugs his ears as his sister (C) and nanny (L) watch from Gravelly Point Park as planes land at Reagan National Airport in Arlington, Virginia on June 29, 2017. President Donald Trump' s travel ban on people from six mostly Muslim countries will come into force late Thursday, as controversy swirls over who qualifies for an exemption based on family ties. (Photo by Jim Watson/AFP Photo)

Former Olympic gymnast Nastia Liukin performs a flip while throwing the ceremonial first pitch during a baseball game between the Los Angeles Angels and the Tampa Bay Rays, Friday, July 14, 2017, in Anaheim, Calif. (Photo by Jae C. Hong/AP Photo)

A couple takes a selfie as Hoa Binh hydroelectric power plant opens the flood gates after a heavy rainfall caused by Talas typhoon in Hoa Binh province, outside Hanoi, Vietnam July 20, 2017. (Photo by Reuters/Kham)

Dogs and humans dressed in all manner of costume participate in the 32nd Annual Tompkins Square Halloween Dog Parade inside Tompkins Square Park on October 22, 2022 in New York City. (Photo by Andrew Schwartz/Splash News and Pictures)

A model presents a creation from designer Fahad Hussayn during a fashion show of Bridal Couture Week in Lahore, Pakistan, Friday, December 15, 2023. (Photo by K.M. Chaudary/AP Photo)

The world's most advanced humanoid shaped robot “Ameca” (R) gives a wink to visitor at Etisalat section at the Gulf Information Technology Exhibition (GITEX) Global 2022 in the Gulf emirate of Dubai, United Arab Emirates, 13 October 2022. The 42nd edition of the annual GITEX Global runs till 14 October 2022 and showcases around 5000 of IT companies from 90 countries. (Photo by Ali Haider/EPA/EFE)

A gopher tortoise walks the grounds of NASA's Kennedy Space Center in Florida, near the Vehicle Assembly Building on January 18, 2024. An all-European crew including Turkey's first astronaut are poised to blast off to the International Space Station in a mission with Axiom Space, as countries hungry for a taste of space turn increasingly to the private sector. (Photo by Chandan Khanna/AFP Photo)