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HARDtalk speaks to Zimbabwe's tourism minister, Walter Mzembi. He wants to put an end to his country's international isolation. But how can that happen while the old guard remains in place?

Zimbabwe's president Robert Mugabe is 90 years old. His grip on power is still tight but it won't last forever; and in recent months, the jostling for the succession has turned into a public punch-up - adding to the uncertainty in a country beset with political and economic problems.