Walter Mzembi

Zimbabwe's President Robert Mugabe is ninety years old. His grip on power is still tight but it 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. Hardtalk speaks to Zimbabwe's Tourism Minister, Walter Mzembi. He wants to put an end to his country's international isolation; how can that happen while the old guard remains in place?