The leader of Africa's strongest economy is visiting one of the most crippled economies in the continent just next door.
South Africa's Jacob Zuma and Robert Mugabe, the president of Zimbabwe will meet in the next few hours.
Harare desperately needs more aid from its ally.
And South Africa needs its neighbour to resolve its political battles and stop the flow of millions of refugees over the border.
The World Cup football tournament kicks off in one week, and host South Africa is busy putting on the finishing touches. But not everyone is looking forward to the tournament. Authorites in cities including Cape Town are being accused of clearing the poor from the streets - to create a good impression for visiting fans. Al Jazeera's Haru Mutasa has more.