On Thursday evening, a BBC correspondent returning from honeymoon via Houston airport reported that after waiting about two hours in a winding queue across one floor, frazzled travellers went up an escalator thinking they had reached the end – only to find another long line stretching towards security.
More Stories
What comes next for US passengers evacuated from hantavirus-hit cruise ship
Trump calls Iran response to US proposal to end war 'totally unacceptable'
International cyber attack disrupts swathe of universities and schools