Diezani Alison-Madueke is accused of being treated to luxury home stays and lavish spending sprees in the UK, which she denies.
South Africa's president says people's concerns should not "breed... hatred towards fellow Africans".
The military came to power to bolster security but the weekend's attacks have brought that into question.
He says his words were intended to be a private conversation and were "taken out of context".
Three civilians and seven gunmen were killed in an area where there has been a protracted chieftaincy dispute.
Kenya's new sporting icon Sabastian Sawe admits his world record time at the London Marathon came as a surprise.
Emily and Simion Saw share their pride at the runner's historic sub-two-hour marathon win.
Authorities say the militants raided a football pitch where people had been gathering and opened fire at random.
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