PM: Trump speculation 'not helpful'
Media playback is unsupported on your device
Video

PM: Trump speculation 'not helpful'

It is "not helpful" to speculate on an ongoing investigation, Prime Minister Theresa May has said.

She was speaking after US President Donald Trump tweeted that the bomb on a Tube train at Parsons Green had been planted by "sick and demented people who were in the sights of Scotland Yard".

  • 15 Sep 2017