An eight-year-old girl has been sexually assaulted in Padiham.
The child was subjected to a sex attack by a man in Thompson Street on Thursday afternoon.
Police say the girl was approached by a man and was assaulted around 1pm.
Detectives are in the early stages of an investigation and inquiries are ongoing to try to establish the exact circumstances and to try to trace the offender.
He is described as white, taller than 5ft 7in., aged in his mid to late teens with gelled brown hair swept to one side, blue eyes.
He was wearing a grey Adidas tracksuit top with jogging bottoms and trainers.
The victim is being supported by specially trained officers.
Det. Sgt Jo Pemberton, of Burnley CID, said: “We are in the early stages of this inquiry and I would appeal to anyone who may have seen this incident or a man matching the description of the attacker to get in touch with us as a matter of urgency.”
Anyone with information is urged to contact Lancashire Police on 101.