Sri Lankan conflict: Civilians killed in 'no-fire' zone

A Tamil man weeps over the bodies of his family following a shell attack outside a makeshift hospital in the no-fire zone controlled by the Tamil Tigers in Mullivaaykaal, Sri Lanka, on 10 May Photograph: AP

A Tamil civilian can be seen, in this picture supplied by the pro-Tamil Tiger group WarWithoutWitness.com, walking near a burning bus that the group claims is inside the no-fire zone Photograph: WarWithoutWitness.com/Reuters

This picture, released on 11 May by the pro-Tamil organisation Mercy Mission to Vanni, shows what the group claims are injured civilians resting at a makeshift hospital in Mullaitivu, on Sri Lanka's north-east coast Photograph: AFP /Getty Images

In this photograph – released by the pro-Tamil website Tamilnet.com – ethnic Tamils carry a dead relative as others weep over those killed in shelling of the no-fire zone on 10 May Photograph: TamilNet/AP

A Tamil man weeps while holding the lifeless body of his son following a shell attack outside a makeshift hospital in Mullivaaykaal Photograph: AP

This picture released by Tamilnet.com shows what the group claims are wounded civilians at the site of an alleged attack by Sri Lankan military shelling in the no-fire zone on Sunday Photograph: AFP/Getty Images