The clean-up operation has begun after hundreds of thousands of people flocked to London for the Queen's lying in state and funeral.In Westminster, central London, street cleansing vehicles have been dressed in black ribbons and council workers have worn black bows as teams have swung into action to clean up litter and remove sand that had been spread on roads.

The clean-up operation has begun after hundreds of thousands of people flocked to London for the Queen's lying in state and funeral.In Westminster, central London, street cleansing vehicles have been dressed in black ribbons and council workers have worn black bows as teams have swung into action to clean up litter and remove sand that had been spread on roads.