Britain's opposition Labour Party is in danger of not being a viable party of government, according to one of its own former cabinet ministers.
Lord Mandelson has followed his old boss, former Prime Minister Tony Blair, in warning that Labour's ongoing leadership battle could destroy the party's electoral chances.
Labour is in the process of choosing a new leader after a crushing defeat in May's general election - and left-wing candidate Jeremy Corbyn is front-runner according to some polling.
Stefan Stern of the Financial Times says the party's big beasts are weighing in as they feel the danger of a leftist leader growing.
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