A 14-year-old girl was threatened with a knife and robbed in Bletchley by four teenage boys.
She was thrown into a fence while the offenders went through her pockets and stole her money in the attack last Saturday (May 17) in Windemere Drive on the Lakes Estate.
The first offender is white, around 16-years old, 5ft 8ins tall and with blonde hair. He was wearing a blue Avenge Sevenfold t-shirt and black tracksuit bottoms.
The second offender is black, around 16-years-old, 5ft 10ins tall with black hair. He was wearing a red top. He was on a silver BMX bike.
The third offender is black, around 16-years-old, between 5ft 3ins and 5ft 8ins, brown eyes and a short afro hair cut. He was wearing a black hooded top with stripes.
The fourth offender is black, around 16-years-old, 6ft tall. He has white patches on his face, neck and hands. He was wearing a black hooded top.
If you have any information please contact Det Con Susan Russell from Milton Keynes police station via the Thames Valley Police enquiry centre on 101.