Kenya's Faith Kipyegon fails in her attempt to become the first woman to run a sub-four-minute mile at Nike's 'Breaking4' event in Paris.
The government argues that the new system should help poorer families as well as boost revenue.
Khaman Maluach only took up basketball aged 14, but the refugee from South Sudan has been drafted to join NBA side Phoenix Suns.
A close ally of Paul Biya, in power for four decades, challenges "one-man" rule in the country.
At least 10 people died in the protests and 400 others injured, including 300 police officers, minister says.
The explosion occurred at an electrical transformer near where students were taking final exams.
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