Zimbabwe cholera epidemic spreads

A man pushes his relative in a wheelbarrow to a cholera polyclinic in Harare. The nationwide outbreak of cholera, caused by a breakdown in basic water and sanitation services, has left more than 6,000 people infected Photograph: Desmond Kwande/AFP/Getty Images

Children walk past rainwater and sewage near Harare Photograph: AP

A young boy collects water after bathing in a river in Harare Photograph: Tsvangirayi Mukwazhi/AP

A vendor sells vegetables near uncollected garbage in Glen View, Harare Photograph: Philimon Bulawayo/Reuters

Women and children wait to collect water from an underground source. The shortages of running water in Harare have been caused by a lack of purification chemicals Photograph: Tsvangirayi Mukwazhi/AP

Cholera patients in the male ward of Budiriro polyclinic, in Harare. Zimbabwe is set to get vaccines from China to help fight the disease, state media reported Photograph: Philimon Bulawayo/Reuters

A young boy fetches water from an unprotected well in the Harare suburb of Glen View Photograph: Aaron Ufumeli/EPA

Children walk past sewage water in Glen View, Harare Photograph: Tsvangirayi Mukwazhi/AP

Women carrying water in buckets pass others carrying empty buckets towards an underground water source in Harare Photograph: Tsvangirayi Mukwazhi/AP

Children play with stagnant raw sewage in the Machipisa suburb of Harare Photograph: Philimon Bulawayo/Reuters

Women and children collect clean water from a Unicef truck in Harare Photograph: Tsvangirayi Mukwazhi/AP

A boy rests on his bed in a cholera ward of Budiriro polyclinic, in Harare. Zimbabwe's health minister has warned that the cholera outbreak could escalate during the rainy season, which runs to April Photograph: Philimon Bulawayo/Reuters