Two women and an 11-year-old boy are still in hospital after colliding with a bus on Charing Cross Road.
A 47-year-old woman is critically ill.
An 18-year-old woman is in a serious condition, but stable and the boy is also said to be stable.
All three were pedestrians.
An investigation is under way but no arrests have been made.
More top news
A woman and man have been charged with murder after a baby was found unresponsive on a bus.
Rebecca Casserly was on her way to buy a coffee in north London when her phone was suddenly snatch from her hand by a man riding a bike.
Lee Curley took more than 120 pictures and videos of his attacks on the girl, said to be under the age of 13.