David Miranda detention: Q&A

image copyrightReuters
image captionGlenn Greenwald (left) and his partner David Miranda (right) were reunited when Mr Miranda arrived back in Brazil

A guide to the case of David Miranda - the partner of a former Guardian journalist covering the Edward Snowdon case - who was detained at Heathrow for nine hours under the Terrorism Act, sparking controversy.

media captionDavid Miranda told the BBC he felt very threatened during his detention
media captionAlan Rusbridger, editor of The Guardian: "l think it is suspicious that he was stopped at Heathrow, because the terrorism act is supposed to be used in a random way"
media captionFormer Lord Chancellor, Lord Falconer: "It does look like the wrong powers were used"

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