Latest police figures estimate that more than 20,000 marched today to protest against the closure of the Accident and Emergency unit and the downgrading of the maternity unit at Lewisham Hospital. Liz Wickham was there too.
More top news
Surrey Police are appealing for witnesses after the driver was seriously injured in the crash in the early hours of Saturday.
The Duchess of Cambridge has been driven to St Mary's Hospital in London in the "early stages of labour", Kensington Palace has said.
The 20-year-old was found fatally wounded on Roth Walk, near Finsbury Park, north London at around 3am on Saturday, Scotland Yard said.