World Press Photo competition 2012 winners - in pictures [View all]

The first prize in the Contemporary Issues Stories category was won by Stephanie Sinclair of the US, on assignment for National Geographic magazine. Tahani (in pink), who married her husband Majed when she was 6 and he was 25, is posing for this portrait with former classmate Ghada, also a child bride, outside their mountain home in Hajjah, Yemen, 10 June 2010. Nearly half of all women in Yemen are married as children
Photograph: Stephanie Sinclair/VII Photo Agency

The second prize in Spot News Stories was won by Niclas Hammerstrom from Sweden, for the newspaper Aftonbladet in Utoya, Norway, in July, 2011. Anders Behring Breivik killed 69 people on 22 July on the small island of Utoya outside Oslo
Photograph: Niclas Hammerstrom/Aftonbladet

This image of the aftermath of the tsunami in Japan in April, 2011 by Yasuyoshi Chiba of Agence France-Presse won first prize in the People in the News Stories category. The photograph shows Chieko Matsukawa with her daughter's graduation certificate as she finds it in the debris in Higashimatsushima, in Miyagi prefecture
Photograph: Yasuyoshi Chiba/AFP

The second prize for People in the News Singles category was won by Tomasz Lazar of Poland, with this picture of an arrest of protesters during a demonstration against police tactics and income inequality in Harlem, New York City, 25 October 2011
Photograph: Tomasz Lazar/Reuters
http://www.guardian.co.uk/media/gallery/2012/feb/10/news-photography-photography