24 hours in pictures

Brasilia, Brazil: Federal police officers and supporters light candles during a protest in front of the Planalto Palace, calling for improvements in welfare and a rise in wages Photograph: Ueslei Marcelino/Reuters

Managua, Nicaragua: A promesante or promiser, with his body coated in a mix of grease and motor oil, takes part in the Santo Domingo festivities Photograph: Esteban Felix/AP

Bucharest, Romania: A member of Romania's ethnic Roma minority attends a ceremony at the Holocaust memorial Photograph: Bogdan Cristel/Reuters

East Rutherford, New Jersey, USA: Orthodox Jews in rain ponchos wait for the beginning of the 12th Siyum HaShas, a celebration marking the completion of the Daf Yomi, a seven-and-a-half-year cycle of studying texts from the Talmud, at the MetLife Stadium Photograph: Eric Thayer/Reuters

Hefei, China: A labourer has his dinner in his shed at the construction site of a residential complex Photograph: Jianan Yu/Reuters

Kandy, Sri Lanka: Traditional dancers perform with fire during the annual Buddhist festival of the Temple of the Tooth Photograph: Gemunu Amarasinghe/AP

Hong Kong, China: A woman looks at the city's skyline during sunset as the pollution index in the city hit its worst levels in more than two years Photograph: Philippe Lopez/AFP/Getty Images

Meerwada, India: Children watch television powered by solar energy Photograph: Adnan Abidi/Reuters

Lisbon, Portugal: Elizeu Carlos dances during a street performance. Carlos is a former dance teacher who dances on the streets as a means of supporting himself Photograph: Rafael Marchante/Reuters

Weymouth, England: New Zealand's Peter Burling and Blair Tuke sail before the fifth race of the men's 49er sailing class at the London 2012 Olympics Photograph: Pascal Lauener/Reuters

Noblesville, Indiana, USA: A dock extends into a dry cove where grass has begun to grow at Morse Reservoir. The reservoir is six feet below normal levels Photograph: Michael Conroy/AP

Brooklyn, New York, USA: Jennifer Saravia grieves next to a memorial outside the apartment where her brother and another man were shot Photograph: Shannon Stapleton/Reuters

Delhi, India: Men bathe in water from a roadside pipe Photograph: Rajesh Kumar Singh/AP