- Morgan Tsvangirai is making a third run at Zimbabwe's presidency this Wednesday
- President Mugabe is seeking to extend his 33-year hold on power after leading the former Rhodesia to independence from Britain in 1980.
- In 2008, presidential election results after five weeks showed Tsvangirai had beaten Mugabe but not by enough votes to avoid a run-off.
- Mugabe has warned his rival that he will be arrested if he claims victory before official results are announced.
- Tsvangirai has accused Mugabe's ZANU-PF party of trying to rig the polls, but says he expects an overwhelming victory.
- This year's short election campaign period has been largely free of the violence that has marred previous polls.
ITV News has uncovered evidence of potential voting fraud, ahead of Wednesday's presidential and parliamentary elections in Zimbabwe.
Zimbabwe's leader Robert Mugabe has told ITV News he intends to remain president for another five years after "free and fair" elections.