24 hours in pictures

Silwan, Jerusalem: Masked Palestinian youths demonstrate during clashes with Israeli police Photograph: Marco Longari/AFP

Sana'a, Yemen: Female supporters of President Ali Abdullah Saleh chant prayers during a rally in his support Photograph: Muhammed Muheisen/AP

Sana'a, Yemen: A girl holding a balloon sits on the ground next to a guard shortly before the arrival of President Saleh to deliver a speech to supporters Photograph: Muhammed Muheisen/AP

Taiz, Yemen: Anti-government protesters perform Friday prayers during a rally to demand the ousting of President Ali Abdullah Saleh Photograph: Khaled Abdullah/Reuters

Tulcea, Romania: A bird flies over a canal in the Danube delta Photograph: DANIEL MIHAILESCU/AFP

Rome, Italy: A giant picture of the late John Paul II hangs from a stage set at the Circus Maximus where a prayer vigil is scheduled Photograph: Gregorio Borgia/AP

Srinagar, India: Policemen and paramilitary soldiers take cover amid teargas during a protest against the arrest of a separatist leader Photograph: Dar Yasin/AP

Washington, US: Marine One arrives to pick up President Barack Obama and his family on the south lawn of the White House Photograph: Brendan Smialowski/Getty

Skopje, Macedonia: A member of Portugal's Vortice Dance Company during the world premiere of Dracula Photograph: Georgi Licovski/EPA

Misrata, Libya: Rebels carry a comrade who was wounded by shrapnel into a makeshift first aid clinic at a house close to the frontline Photograph: Christophe Simon/AFP