I think it is really sad. They had been married just a couple of years longer than my Rog and I. Here's what a bit of what BBC news bit reported:

The BBC's Peter Biles in Johannesburg says that given the fierce rivalry between Zimbabwe's political parties, there will - inevitably - be speculation about the cause of this crash.

So far, though, officials of Mr Tsvangirai's MDC party have said nothing to suggest that there may have been foul play, our correspondent says.

All Zimbabwe's roads are in a poor state of repair, after years of neglect and the collapse of the country's infrastructure, he adds.