Venezuela's president Hugo Chavez for the first time named a successor if anything happened to him after he revealed his cancer had returned and he would undergo another operation in the coming days.
The development is a blow for his supporters, who elected him in October to a new six-year term in office. Since mid-2011 Chavez has twice said he was cured, and then had to have more surgery.
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After Roy Hodgson's resignation following England's humiliating exit from Euro 2016, who are the leading contenders to replace him?
The beleaguered Labour Party leader is clinging onto power in the face of as many as 150 MPs voting to remove him from the top job today.
Mr Osborne said he is "not the person to provide the unity my party needs".