24 hours in pictures

Cairo, Egypt: Protesters chant slogans during a demonstration in Tahrir Square to press the country's military rulers for faster steps toward democracy Photograph: Khalil Hamra/AP

Qingdao, China: A boy swims on an algae-clogged stretch of the coast Photograph: Reuters

Barcelona, Spain: A model wears Manuel Bolano during fashion week Photograph: ALBERT GEA/REUTERS

Shanghai, China: Alicia Blagg and Rebecca Gallantree of Great Britain compete in the women's 3m springboard synchro at the Oriental sports centre Photograph: Adam Pretty/Getty

Benghazi, Libya: A girl dressed like Libyan leader Muammar Gaddafi poses for a photo Photograph: Sergey Ponomarev/AP

Baja California, Mexico: Soldiers burn marijuana plants at the largest plantation ever detected in the country Photograph: Alexandre Meneghini/AP

Boryeong, South Korea: People wrestle during the 14th annual Boryeong mud festival on Daecheon beach Photograph: Chung Sung-Jun/Getty

Twama, Libya: Rebels man a 14.5mm anti-aircraft gun with the tip of its barrel covered to protect it from a sandstorm Photograph: Marco Longari/AFP

Sandwich, England: Ben Curtis tees off on the 17th hole during the second round of the open golf championship at Royal St George's Photograph: Toby Melville/Reuters

London, England: Rupert Murdoch speaks to the media outside the One Aldwych hotel after meeting with the family of murdered schoolgirl Milly Dowler, whose phone was hacked Photograph: Stefan Rousseau/PA

Bregenz, Austria: The scenery for the opera Andre Chenier by Italian musician Umberto Giordano is seen on a giant floating stage at Lake Constance Photograph: Dominic Ebenbichler/Reuters

Sana'a, Yemen: Anti-government protesters stand in sections of a billboard in disrepair during a demonstration demanding the ousting of the Yemeni president, Ali Abdullah Saleh Photograph: Yahya Arhab/EPA