A U.S. Army soldier with the 10th Special Forces Group and his military working dog jump off the ramp of a CH-47 Chinook helicopter from the 160th Special Operations Aviation Regiment during water training over the Gulf of Mexico as part of exercise Emerald Warrior 2011 on March 1, 2011. (Photo by Tech. Sgt. Manuel J. Martinez/U.S. Air Force)

Japanese Yuuka Hasumi, 17, and Ibuki Ito, 17, also from Japan, who want to become K-pop stars, perform during their street performance in Hongdae area of Seoul, South Korea, March 21, 2019. (Photo by Kim Hong-Ji/Reuters)

A sign marks a railway crossing next to the troubled Kruemmel nuclear power plant on June 2, 2011 in Geesthacht, Germany. The German government recently announced it will phase out the country's 17 remaining nuclear reactors by 2022 in a policy initiative that represents a radical reversal from its previous policy and was sparked by the disaster at Fukushima. Kruemmel went into operation in 1983 but was taken offline following a fire in 2007. (Photo by Sean Gallup/Getty Images)

(L-R) Diana, Renata, Marina, Sveta and Anastasia of the Showtime reality show “Russian Dolls” visit “The Chaunce Hayden Show” on GFQ Network at Sapphire New York on August 17, 2011 in New York City. (Photo by Theo Wargo/Getty Images)

In modern Russia there are no free elections, therefore the political elite is almost constant.

Photo: Valentina Matvienko, Mayor of St. Petersburg, attends the St. Petersburg International Economic Forum (SPIEF) on June 17, 2011 in St. Petersburg, Russia. Global business leaders have gathered in Russia for the three-day conference. (Photo by Alexander Aleshkin/Epsilon/Getty Images)

Chinese security stands near a Long March 2F rocket carrying Tiangong-1, China's first unmanned space module, stands at the Jiuquan Satellite Launch Center on September 28, 2011 in Jiuquan, Gansu Province of China. Tiangong-1,a small unmanned space lab, will be launched at 21:19 (Beijing time) on September 29, 2011, and will attempt a docking procedure with a Shenzhou 8 spacecraft later in the mission. (Photo by Lintao Zhang/Getty Images)

Chinese Panda Yang Guang arrives at Edinburgh Airport on December 4, 2011 in Edinburgh, Scotland. Tian Tian and Yang Guang, a pair of eight-year-old giant pandas arrived on a specially chartered flight and will be the first to live in the UK for 17 years. Edinburgh Zoo are hopeful that the pandas will give birth to cubs during their 10 year stay in Scotland. (Photo by Jeff J Mitchell/Getty Images)