Miniature spring-wound 35-mm film camera in a modified cigarette pack. The Tessina’s small size and quiet operation provided more options for concealment than most commercially available models. (Photo by Central Intelligence Agency)

A masked man in military fatigues brings a blindfolded Irma Krat, arrested and held by pro-Russian protestors before her meeting with journalists near of occupied police station in Slaviansk, Ukraine, 21 April 2014. Pro-Russian activists are demanding broader autonomy from Kiev and closer ties to Russia. Pro-Russian activists continued occupying government, police and other administrative buildings in eastern Ukrainian cities, in defiance of an ultimatum by the Ukrainian government to lay down their weapons. Russia, the United States, the European Union and Ukraine on 17 April had agreed on steps to de-escalate the crisis in Ukraine during talks in Geneva, Switzerland. (Photo by Roman Pilipey/EPA)

A Maasai boy bites a bull's heart during an initiation into an age group ceremony near the town of Bisil, Kajiado county, Kenya, August 23, 2018. Thousands of Kenyan boys had a blessing of milk and beer sprayed on them as part of a rare Maasai ethnic community initiation ceremony to mark their passing into early manhood. (Photo by Baz Ratner/Reuters)

A man rides his loaded tricycle next to three schoolgirls in Shanghai on December 11, 2015. (Photo by Johannes Eisele/AFP Photo)

An Iranian cleric stands near a drone during a military exercise in an undisclosed location in Iran, in this handout image obtained on August 24, 2022. (Photo by Iranian Army/WANA (West Asia News Agency)/Handout via Rtuters)

In this photo released by Xinhua News Agency, a worker drinks at the construction site of the T3B terminal project of Chongqing Jiangbei International Airport in southwest China's Chongqing, July 11, 2022. Flooding and extreme high temperatures have caused multiple deaths in eastern China as summer heat descends earlier than usual. (Photo by Huang Wei/Xinhua via AP Photo)

A traditional Russian nesting doll painted with the likeness of President of Donald Trump and his family is displayed for sale at a Moscow store on March 5, 2017 in Moscow, Russia. Relations between the United States and Russia are at their lowest point in years as evidence mounts about the complex relationship between President Donald Trump's administration and the Russian government. (Photo by Spencer Platt/Getty Images)

A guard secures gates of a catfish farm visited by a group of foreign reporters in Pyongyang, North Korea April 17, 2017. (Photo by Damir Sagolj/Reuters)