'I fell down the stairs at Oxford Circus station and woke up in hospital with half my head missing'

Alastair Wallace, from Willesden Green, was left with a life-changing brain injury after falling down steps at Oxford Circus station in 2019

'I fell down the stairs at Oxford Circus station and woke up in hospital with half my head missing'

Alastair Wallace, from Willesden Green, was left with a life-changing brain injury after falling down steps at Oxford Circus station in 2019