Wicknell Chivayo crash probe reveals helicopter spilled fuel before impact

Authorities in Zimbabwe have revealed that the helicopter carrying controversial businessman Wicknell Chivayo spilled fuel before catching fire from the impact of the crash. The crash killed the businessman, his wife and four other people. The revelations come as the Civil Aviation in Zimbabwe says it has retrieved the helicopter's black box as the probe into the cause of the crash begins. Brenda Wanga reports on the tragedy and the Kenyan connection to the departed businessman.