Two 11-year-old boys were robbed at knifepoint by two teenage boys in Carfax Close outside Carlton Street car park at 1.50pm yesterday. The robbers made off with a red Raleigh mountain bike down Carfax Close towards the town centre.

The main offender is described as a black male, aged between 17 and 19, of slim build and about five feet six inches tall. He was wearing a multi-coloured bandana, a blue top with the numbers 05 on the back and white trainers.

The second boy is black, five feet seven inches tall, aged 17 to 19 with short hair, riding a black and blue mountain bike. Witnesses should call police on Swindon 528111.