24 hours in pictures

Tegucigalpa, Honduras: A police officer and a soldier remove rocks from a road during clashes between teachers and the police. Teachers are striking to protest against the government's plan to privatise education Photograph: Edgard Garrido/Reuters

Lashkar Gah, Afghanistan: The US army medical helicopter evacuates an Afghan boy who was badly injured after being hit by a lorry Photograph: Brennan Linsley/AP

Benghazi, Libya: Libyan boys play on a destroyed pro-Gaddafi tank Photograph: Mahmud Hams/AFP/Getty Images

California, USA: Actor Helen Mirren has her footprints immortalised in the forecourt of Grauman's Chinese theatre in Hollywood Photograph: Gabriel Bouys/AFP/Getty Images

Valletta, Malta: A child waits to disembark from a boat in Malta's Maramxett harbour after a three-day crossing from Libya. More than 500 Eritreans and Somalis arrived in two large wooden boats on Monday Photograph: Darrin Zammit Lupi/Reuters

New Delhi, India: Tribal people from Orissa state wait for their turn to perform at the Indigenous Peoples' Conclave Photograph: Kevin Frayer/AP

Chongqing, China: Thousands of members of the Communist party of China celebrate the 90th anniversary of the party's founding at Baguocheng Square Photograph: ChinaFotoPress/Getty Images

Sana'a, Yemen: Two little Yemeni girls display their hands during a demonstration demanding the resignation of President Ali Abdullah Saleh. Their hands are inscribed with the words (from right): "Murderer, leave" and "Kill, leave" Photograph: Muhammed Muheisen/AP

Rikuzentakata, Japan: An evacuee studies boards with names of missing persons and survivors at an evacuation shelter Photograph: Damir Sagolj/Reuters

Jerusalem: Ultra-Orthodox Jews gather around boxes containing the remains of what they believe are ancient bones during a mass prayer Photograph: Daniel Bar-On/Reuters

Queluz, Portugal: Portuguese president Anibal Cavaco Silva, accompanied by his wife Maria, arrive at Queluz Nacional Palace for an official dinner for the visiting Prince of Wales and Duchess of Cornwall Photograph: Patricia De Melo Moreira/AFP/Getty Images

Minamisanriku, Japan: Fisherman Yutaka Watanabe sits on the roof of a destroyed house during his search for missing family members Photograph: Yasuyoshi Chiba/AFP/Getty Images

Wales, UK: A view of Llyn Dinas, in Snowdonia national park, for which the National Trust is launching its biggest countryside appeal for more than a decade to buy Photograph: Christopher Furlong/Getty Images