Muhaydin Mire's brother Mohamed has told Channel 4 News' John Snow of his sibling's history of drug taking and mental health issues and how he had bought his brother a ticket to fly home to Somalia at the weekend.
Even thought this man had a history of mental health issues dating back to 2007 when he was first admitted to hospital, even though this man had a history of drug abuse, he was still judged to be a fit and proper person to drive a minicab and was licensed to do so by TfL.
Muhaydin's brother told Channel 4 News that before this incident happened his brother was "working as an Uber driver. He was doing a good job."
"He had drugs influenced on him. Just cannabis. It give him mental problem. Bit paranoia. He was diagnosed by a doctors and treated in 2007 for paranoia.
"He had mental issues. Mental problem. He was in hospital for three months in 2007.
Mohamed told Jon Snow how he came out of hospital and "got a bit better.
"He was working as an Uber driver and then he got back into the same thing and went a bit crazy. Started calling me and talking funny, funny.
"That started in August of this year. He started calling me up and saying odd things.
"Not radical, it's a bit like jumping around talking nonsense and sort of like talking saying he's seeing demons and stuff, people following him. Bit of paranoia.
'Tried to get help'
"I explained to the family the situation. They were aware of it. We tried to get him help. We tried to call the local authority, they could not help him because they said he's no harm to people and he's no harm to himself.
"I talked to the police and they came and looked at him and that was 22 October.
"And then I decided to move him out the country. I decided to book a ticket for him on this Sunday. He was okay as far as I know. He wanted to go."