A Muslim pilgrim makes his way to Hera cave, where Muslims believe Prophet Mohammad received the first words of the Koran through Gabriel, at the top of Mount Al-Noor during the annual haj pilgrimage in the holy city of Mecca, September 21, 2015. (Photo by Ahmad Masood/Reuters)

Children pat an elephant at the mobile Diva circus in the town of Molodechno, some 70 kilometers northwest of Minsk on September 3, 2015. (Photo by Sergei Gapon/AFP Photo)

In this April 23, 2015 photo, friends Jia Haixia, left, and Jia Wenqi work to plant a tree in a field in Yeli village near Shijiazhuang city in northern China's Hebei province. For the past 13 years, Jia Wenqi, who has no arms, and Jia Haixia, who is blind, have worked together to plant and water more than 12,000 trees near their village. (Photo by Helene Franchineau/AP Photo)

A performer is seen floating in mid-air as he holds onto a moving bus during the International Magic Festival in Luoyang, Henan province, China September 11, 2016. (Photo by Reuters/China Daily)

Kenyan security forces aim their weapons up at buildings as they run through a hotel complex in Nairobi, Kenya Tuesday, January 15, 2019. Terrorists attacked an upscale hotel complex in Kenya's capital Tuesday, sending people fleeing in panic as explosions and heavy gunfire reverberated through the neighborhood. (Photo by Ben Curtis/AP Photo)

A woman prepares to fly a kite, during an event celebrating spring at the Citadel in Amman, Jordan, April 15, 2016. (Photo by Muhammad Hamed/Reuters)

A volunteer photographs a woman as she kisses a volunteer wearing a condom costume during marking the International Condom Day in Kiev, Ukraine, 13 February 2015. The event was organized to promote and create awareness towards “Safe s*x” and the use of condoms to control and prevent Human Immunodeficiency Virus (HIV) and other sexually transmitted diseases on the occasion of the International Condom day. (Photo by Roman Pilipey/EPA)

Supporters of Filipino boxer and Senatorial candidate Manny Pacquiao, wait for election souvenirs thrown by Pacquiao during election campaigning in Malabon Metro Manila in the Philippines May 6, 2016. Boxing star Manny Pacquiao pressed on with his campaign for a seat in the Philippine Senate despite a reported militant plot to kidnap him. (Photo by Erik De Castro/Reuters)