21 people were arrested after the Met Police carried a special operation overnight to target criminals travelling across London. Officers were deployed on six bridges to pull over suspect vehicles. They also used knife arches at three London stations.
More top news
The fatal collision happened in Hackney, east London, just before midday on Tuesday.
Police are hunting three youths in connection with the incident which happened on January 4 in Romford.
Made In Chelsea star Mark-Francis Vandelli has become the fourth celebrity to withdraw from the winter sports programme.