24 hours in pictures

Athens, Greece: A youth holds a poster in front of riot police outside the Greek parliament during a demonstration over the police shooting of a 15-year-old Photograph: Louisa Gouliamaki/AFP/Getty Images

Santiago de Cuba, Cuba: Children sit on a truck used for public transport Photograph: Claudia Daut/Reuters

Mina, Saudi Arabia: A Muslim pilgrim performs the Jamarat ritual of throwing 21 pebbles at each of three pillars Photograph: Khaled Desouki/AFP/Getty Images

Chicago, US: Workers with Republic Windows and Doors and occupy the main entrance to the factory as part of a five-day sit-in after it went out of business Photograph: Darren Hauck/Getty Images

New Delhi, India: Muslims offer Eid al-Adha prayers at the Ferozshah Kotla mosque Photograph: Gurinder Osan/AP

New York, US: Cadets listen as George Bush speaks at West Point military academy Photograph: Kevin Lamarque/Reuters

Guatemala City, Guatemala: A procession honouring the Virgin Mary Photograph: Rodrigo Abd/AP

Moscow, Russia: The Argentine president, Cristina Fernandez de Kirchner, attends a wreath laying ceremony at the Tomb of the Unknown Soldier Photograph: Sergei Karpukhin/Reuters

Beijing, China: A petitioner who was bundled on to a bus by police during a protest outside the foreign ministry Photograph: Andy Wong/AP

Rawalpindi, Pakistan: A butcher holds a knife after slaughtering a cow Photograph: Emilio Morenatti/AP

Allahabad, India: Cyclists going to work in the morning fog Photograph: Rajesh Kumar Singh/AP

Bavaria, Germany: Horses look for grass on a snowy meadow Photograph: Joerg Koch/AFP/Getty Images

Herzliya, Israel: Soldiers dressed in protective suits take part in a drill simulating a chemical attack Photograph: Gil Cohen Magen/Reuters

London, UK: A swimmer takes an early morning dip in the Hampton heated outdoor pool Photograph: Peter Macdiarmid/Getty Images

Stuttgart, Germany: Polar bear Wilbaer looks out of his pool. Today is his first birthday Photograph: Michael Latz/AFP/Getty Images