NHS workers are currently tested for HIV at the start of their career.
Anyone going into a job that could expose patients to potential risk is also tested.
Staff are obliged under professional codes of conduct to have a further test if they think they may have been exposed to HIV, but this is not legally enforced.
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The remarkable rescue of baby elephant Roi, who faced starvation after poachers killed its mother, was captured on film.
The judgment means obese workers in the UK could claim they are technically disabled and entitle them to benefits or to seek compensation.
As forensics examine the evidence in the school were 148 people, mainly children, where killed, students prepare to return to the classroom.