24 hours in pictures: November 9 2007

Londonderry, Northern Ireland: Forensic officers examine the scene of a shooting in which a police officer was seriously injured Photograph: Peter Morrison/AP

Islamabad, Pakistan: A vehicle carrying the opposition leader, Benazir Bhutto, is blocked by police and a barbed wire barricade outside her home Photograph: David Guttenfelder/AP

Villahermosa, Mexico: Soldiers fumigate a shelter for flood victims that has been temporarily emptied Photograph: Eduardo Verdugo/AP

Lima, Peru: A demonstrator waves a flag during a protest against the government's economic policy and free trade agreement with the US Photograph: Pasco Chuquiure/EPA

London, England: Baroness Thatcher lays a wreath at the Memorial Gates on Constitution Hill in memory of the sacrifices made by nearly 5 million ethnic minority volunteers during both world wars Photograph: Cathal McNaughton/PA

Berlin, Germany: Flowers placed in the Berlin wall during a commemoration ceremony at the Bernauer Strasse memorial site Photograph: Alex Schmidt/AFP

Calcutta, India: Lamps for sale on a roadside during the Diwali festival Photograph: Piyal Adhikary/EPA

La Paz, Bolivia: A woman sits in a cemetery with the skull of a relative during the Day of the Skulls celebrations Photograph: Dado Galdieri/AP

Karbala, Iraq: Shia Muslims perform Friday prayers at a mosque Photograph: Mohammed Sawaf/AFP

Najaf, Iraq: A man works in a brick factory Photograph: Alaa al-Marjani/AP

Sirnak, Turkey: Two women carry large sacks Photograph: Mustafa Ozer/AFP

Pittsburgh, US: A carved cast of the pulpit from Santa Croce in Florence hangs from the wall in the Carnegie Museum of Art's hall of architecture Photograph: Keith Srakocic/AP

London, England: A grey squirrel eats a horse chestnut in St James' park Photograph: Alastair Grant/AP