24 hours in pictures

Cairo, Egypt: a protester prepares to throw a rock while surrounded by a cloud of tear gas during clashes with security forces near Tahrir Square Photograph: Virginie Nguyen Hoang/AP

San Salvador, El Salvador: people watch a pyrotechnics show at the Ilopango 2013 air show Photograph: Roberto Escobar/EPA

Damascus, Syria: a man walks in front of a burning building after a Syrian Air force air strike on the Ain Tarma area of the city Photograph: Goran Tomasevic/Reuters

Los Angeles, US: actors Alan Arkin and John Goodman, from the cast of the film Argo, arrive for the Screen Actors Guild Awards Photograph: Mario Anzuoni/Reuters

Allahabad, India: Hindu pilgrims take a dip at the Sangam during the Maha Kumbh festival Photograph: Saurabh Das/AP

Daih, Bahrain: mourners raise their fists during the funeral of eight-year-old Qassim Habib Marzooq on the outskirts Manama. Marzooq, a child with special needs, was admitted to hospital on 19 January after developing breathing problems after being affected by tear-gas during recent clashes Photograph: Mazen Mahdi/EPA

Amsterdam, Netherlands: a cyclist is silhouetted while crossing the Keizersgracht Photograph: Peter Dejong/AP

Gaissach, Germany: competitors take to the air during the traditional Schnablerrennen sledge race in Bavaria Photograph: Christof Stache/AFP/Getty Images

Klaipeda, Lithuania: fishermen watch holes in the ice while fishing for smelt on the frozen surface of the Kursiai Lagoon Photograph: Petras Malukas/AFP/Getty Images

Santa Maria, Brazil: relatives of victims of the fire at Boate Kiss nightclub attend a wake Photograph: Ricardo Moraes/Reuters

Bishkek, Kyrgyzstan: a squirrel in a park Photograph: Vyacheslav Oseledko/AFP/Getty Images

Berlin, Germany: a man walks along the bank of the river Spree on a cold day Photograph: Kay Nietfeld/AFP/Getty Images