Nine-year-old Tyler Payne Credit: Metropolitan Police

Police are asking for help tracing a missing nine-year-old boy from Mill Hill. Tyler Payne was due to be picked up from his school by his sister this afternoon but when she arrived he wasn't there.

Tyler is described as of mixed race, approx 4ft tall and of slim build. He is believed to be wearing a black jacket and school uniform of green jumper and black trousers. Tyler also had a black 'Nike' bag.