Colorado Gov. John Hickenlooper shows off his socks--one with Democratic presidential candidate Bernie Sanders and the other with Republican candidate Donald Trump – before entering his former brewpub for a book signing event to mark the release of his autobiography Thursday, May 26, 2016, in Denver. Hickenlooper, who is term-limited, is doing book talk rounds this week, reviving speculation that he is positioning himself to join Hillary Clinton's presidential campaign ticket. (Photo by David Zalubowski/AP Photo)

Madagascan sunset setting over the 98-foot-tall baobab trees of the Avenue of the Baobabs located in Menabe, Madagascar on August 2020. (Photo by Kim Paffen/MediaDrumImages)

Kayla DiCello of the U.S. in action during the Women's All-Around Final at the World Artistic Gymnastics Championships in Kitakyushu, Japan, October 21, 2021. (Photo by Kim Kyung-Hoon/Reuters)

Ai (R) and Hamuka dressed in “Lolita fashion”, influenced by Victorian style, pose for a photographs at Harajuku shopping district in Tokyo, Japan March 15, 2018. (Photo by Kim Kyung-Hoon/Reuters)

Elementary school sumo wrestlers compete in the sumo ring during the Wanpaku sumo-wrestling tournament in Tokyo, Japan July 30, 2017. (Photo by Kim Kyung-Hoon/Reuters)

Visitors look at penguins wearing Santa Claus (in red) and Christmas tree (in green) costumes during a promotional event for Christmas at an amusement park in Yongin, south of Seoul, December 18, 2013. (Photo by Kim Hong-Ji/Reuters)

A woman toes a tube carrying a man during the Ice and snow carnival at Taoranting park in Beijing, China, January 25, 2016. (Photo by Kim Kyung-Hoon/Reuters)

Chinese tourists make a toast with canned drinks and fried chicken pieces during an event organized by a Chinese company at a park in Incheon, South Korea, March 28, 2016. (Photo by Kim Hong-Ji/Reuters)