An investigation is under way into a fatal road crash involving six members of the same family from Pimlico.
Sussex Police say a 56-year-old woman died when a VW Golf and a Honda Accord collided on the A24 near Warnham in West Sussex at about 11:30 on Sunday.
An 18-month-old girl was critically injured and two toddlers and two adults in the Honda were seriously hurt.
Police investigating a fatal collision in Wandsworth are appealing for witnesses.
A motorcyclist died following the accident on St John's Hill last Saturday night.
He has been named as 21-year-old Nickolas Amor.
Detective Sergeant Jeff Edwards, who is leading the investigation, said:
Anyone with information is asked to call the Road Death Investigation Unit at Hampton Traffic Garage's witness appeal line on 020 8941 9011, or anonymously via Crimestoppers on 0800 555 111.