Mr Jiyad said the driver's actions were heroic and described how he himself tried to save the woman: 'I tried to speak to her as she was bleeding and held her as she took her last breath. I have blood on my hand from it.'
His wife, who asked not be named, added: 'The driver wasn't driving very fast but nothing could take the guy from the lady. The driver was the only one who could do anything.'
Your reminder, should you need more, that when seconds count, the police are only minutes away.
But should you manage to fight back, they'll turn up and arrest you for daring to do what they can't or often won't:
Police arrived within minutes and were seen leading the driver into the back of a police van. Officers said a 26-year-old man was being questioned on suspicion of murder.
Detective Chief Inspector Jim Eastwood said: 'This was a terrible incident that occurred in broad daylight on a busy London street. It also appears that a number of members of the public bravely tried to intervene to stop the attack.'
Well, don't worry, no-one will do that again now...
Local MP Karen Buck said what happened was 'horrific' and 'devastating' for both relatives of those killed and the surrounding community.
And the man who tried to do the right thing and now finds himself caught in the gears of an uncaring 'justice' system? Any words for him?