Footage shows the moment a van struck a man before the fatal sword rampage.
Khan is running for a record third term at City Hall.
Witnesses described hearing a loud noise and seeing a hole open up behind them just before it collapsed.
'So fearless & carefree with such a loving spirit.'
‘It was the worst pain I've experienced in my life, 100%. I was in terrible agony.'
Riot police have been reported nearby.
‘Why the f*** don't you all just leave him and stop doing that?’
The son of a Miami-Dade County Schools police officer shot himself accidentally with her gun as she prepared food in their Florida home.
The 'Every Minute Matters' campaign seeks to teach 270,000 people how to perform CPR.
Tornadoes have left a path of destruction in the US this year.
Ex-President Donald Trump said 'there's absolutely a bias against white and that's a problem'.
The explosion ignited a huge fireball, trapping people inside.
He told police on the phone: 'I have killed my wife.'
The government paid the asylum seeker £3,000 to go to Rwanda.
