The weekend in pictures

Atlanta, USA: Runner Hobie Call crawls through the last obstacle at the inaugural Battlefrog obstacle course race designed by Navy Seals. Photograph: Branden Camp/AP

Istanbul, Turkey: A man protects a woman as they face a police officer dispersing protesters who gathered during the one-year anniversary of the Gezi Park and Taksim Square demonstrations. Photograph: Bulent Kilic/AFP/Getty Images

Bangui, Central African Republic: A vendor carries a rack of eggs for sale past a Rwandan soldier from the African-led international support mission (Misca) patrolling the streets in the Christian Miskine district. Photograph: Marco Longari/AFP/Getty Images

London, UK: A student performing on the Chinese pole in the National Centre for Circus Arts. Photograph: Oli Scarff/Getty Images

Moscow, Russia: Couples dance during the XII Viennese ball in the Gostinyi Dvor (Merchant Yard). Photograph: Pavel Golovkin/AP

Tokyo, Japan: People sunbathe at a park as temperatures hit 32C. Photograph: Shizuo Kambayashi/AP

Nairobi, Kenya: A supporter of Raila Odinga, the leader of the Orange Democratic Movement (ODM), listens to his speech during a rally. Photograph: Dai Kurokawa/EPA

Buenos Aires, Argentina: International friendly football match between Colombia and Senegal at the San Lorenzo club Nuevo Gasometro stadium. Photograph: Juan Ignacio Roncoroni/EPA

Dayton, USA: Barbara Berg during a break from a 320-mile relay horseback ride in Nevada. Photograph: Max Whittaker/Reuters

Hong Kong: A protester stands in front of a mock tank to symbolise the 'tank man' to mark the 25th anniversary of China's bloody crackdown on Tiananmen Square. Photograph: Vincent Yu/AP

Ronda, Spain: Women wearing traditional costumes embrace during the Romantic Ronda. Photograph: Jon Nazca/reuters

Vienna, Austria: Singer Conchita Wurst performs during the Life Ball 2014. Photograph: Georg Hochmuth/EPA