Police are appealing for information about the fatal collision between a cyclist and an Olympic shuttle bus in east London last night.
The post-mortem examination is due to take place tomorrow. Next of kin have been informed, but formal identification awaits.
Officers ask that anyone with any information should call the Metropolitan Police's Road Death Investigation Unit on 020 8597 4874.
Alternatively, to remain anonymous, call Crimestoppers on 0800 555 111.
British cycling champion Bradley Wiggins has called for bike helmets to be made compulsory following the death of a cyclist on a London road
The driver of an official Olympic bus has been released on bail after being arrested over a cyclist who was knocked down and killed.