You can't manage what you can't measure, but Tanzanian lawmakers don't feel that counts

A new clause in the Statistics Act effectively outlaws fact-checking, unless any fact-checking confirms that the facts being checked are correct. ILLLUSTRATION | JOHN NYAGAH | NMG

Experts say it took just four minutes from beginning to end.

First, some sensors failed. Then the pilots lost control of the plane, it stalled, went into freefall and smashed into the surface of the Atlantic Ocean at a force 35 times greater than that of normal gravity. None of the 228 people on board the May 31, 2009 Air France flight 447 from Rio de Janeiro to Paris survived.