In pictures: 'Life Interrupted' by Don McCullin

Teresa in February 2001 with her children Aaron, 10, and Mavis, 8, three months before she died at the age of 34. "When she was ill, we swept the house, washed the clothes and fetched water," recalls Aaron today. "We liked looking after her because she was our mother." When Aaron first saw this photograph of his mother, he was overcome. It now has pride of place in a frame on the dresser. Nkwazi compound, Ndola, Zambia 2004.