Thousands of cyclists turned out, despite the miserable weather, to urge London's mayoral candidates to prioritise cycling safety.
They want London to become as safe as Holland for people travelling on two wheels.
More top news
Mr Charles died in hospital after he was chased by a police officer into a shop in Dalston and restrained.
The Labour mayor will seek a second term in City Hall.
The Apprentice boss tweeted a picture of the sports team, which had been edited to include a picture of handbags and sunglasses.