Guardian journalist Glenn Greenwald has told ITV News the goal of anti-terror police who detained his partner David Miranda for nine hours at Heathrow was "to be thuggish and [to] intimidate".
In his first British TV interview, Mr Greenwald claimed he has been targeted by the security services since he started reporting on alleged state spying but said he doesn't fear for his safety.
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.