24 hours in pictures

Cairo, Egypt: Riot police clash with protesters Photograph: Goran Tomasevic/Reuters

Gaza City: Gunmen from the al-Aqsa brigade of the Fatah movement are reflected in a window while making a statement at a news conference Photograph: Mohammed Salem/Reuters

Madrid, Spain: An elderly man sits on a bench at sunset Photograph: Susana Vera/Reuters

Nicosia, Cyprus: A worker at Tymvos Makedonitissas military cemetery walks by newly dug graves that will receive the recently identified remains of Greek Cypriots listed as missing since the 1974 Turkish invasion Photograph: Petros Karadjias/AP

Beit Lahia, Gaza: Children play in the rubble of a house destroyed during the Israeli offensive on Gaza in 2008 Photograph: Ali Ali/EPA

Dadu, Pakistan: A man carries a sack of flour Photograph: Akhtar Soomro/Reuters

San Rossore, Italy: A man looks at a beached whale Photograph: Paolo Lazzeroni/AP

Dortmund, Germany: A hooded hawk at a press preview of the Jagd und Hund fair Photograph: Julian Stratenschulte/EPA

Copenhagen, Denmark: Snow covers a frozen canal in Kastellet park Photograph: Yves Herman/Reuters

Ettal, Germany: Swans on a lake near Schloss Linderhof Photograph: Karl-Josef Hildenbrand/EPA

Bangkok, Thailand: A supporter of the People's Alliance for Democracy, known as the yellow shirts, sleeps on the street near Government House Photograph: David Longstreath/AP

Sardinata, Colombia: People look at the body of a victim of an explosion at La Preciosa coalmine Photograph: John Vizcaino/Reuters

Philadelphia, USA: A homeless man speaks to an outreach worker, not pictured, under an overpass during a winter storm Photograph: Matt Rourke/AP