The partner of a Guardian journalist, who wrote a series of stories on the US National Security Agency's mass surveillance, said he was forced to reveal his social media and email passwords while detained at Heathrow Airport.
David Miranda told the BBC he was threatened with imprisonment if he did not comply with his interrogators requests.
The Brazilian, who is the partner of reporter Glenn Greenwald, said disclosing his passwords made him feel as if he was "naked in front of a crowd".
The independent reviewer of terrorism legislation said he will examine the detention of David Miranda at Heathrow Airport.
Nick Clegg has backed David Cameron's decision to send a top civil servant to The Guardian to urge them to destroy classified data.
The Guardian journalist whose partner was held at Heathrow Airport hits out at the UK as he gives ITV News his first British TV interview.