The UN has confirmed the discovery of a case of cholera in Pakistan's flood-ravaged northwest raising concerns that thousands now face a new threat from the deadly, waterborne disease.

Two religious orders are among a group of 88 investors who are taking legal proceedings against the London-based investment bank Morgan Stanley.

Church agencies working in Pakistan have stepped up their efforts to distribute vitally needed relief supplies to some of the millions of people affected by the worst flood in the South Asian nation's history.