Rio de Janeiro

  1. Brazil: At least 25 killed in Rio de Janeiro 'massacre'

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    Video caption: An inquiry is launched after witnesses accused police of shooting people who'd surrendered

    An investigation is launched after witnesses accused police of shooting people who'd already surrendered and of confiscating their phones

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    Video caption: Brazil: Suspects are filmed jumping from rooftops in police raid

    Aerial footage shows suspects of a wanted drug gang trying to escape police.

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    Video caption: Earth Hour: Cities around the world turn lights off

    Famous landmarks around the world have been switching off their lights to raise awareness of environmental issues.

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    Video caption: Young, black and more likely to die

    A BBC investigation uncovers who is most at risk of lethal police violence in Brazil.