Metropolitan Police Service
The mayor of London paid tribute to the resilience and unity of the capital during the 2005 attacks.
Cocaine and cannabis possession, robbery and assault were among the crimes reported on the parliamentary estate, Sky News revealed.
The 26-year-old 's baby was delivered at the scene and is in critical condition.
A murder investigation has been launched and police are working to track down those involved.
Local reports said the man had been sleeping rough with another person near the road.
The Duke and Duchess of Cambridge are "deeply concerned and saddened", Kensington Palace said.
The force said 14 people – including several boys and a girl – have been arrested.
Police have offered a £20,000 reward for information leading to the whereabouts of Mohammed Shar Subhani.
A man has been arrested on suspicion of GBH.