A teenager attempted to rob a woman who was walking her dog in Nacton near Ipswich.
Police are appealing for information to the incident took place just after 11am on Thursday April 21 on the heath when a man approached the woman and demanded money.
The man ran off when she reached for her mobile phone to record the suspect.
The suspect has been described as a white male between 17 and 18 years old, skinny, about 6ft tall, with short straight black hair and pale, spotty skin.
He was wearing a plain bright blue hooded sweatshirt, beige shorts and he was carrying a black rucksack.
Anyone who witnessed or who has any information about the incident is asked to contact Suffolk police, quoting crime reference 37/23824/22.
Join our Suffolk Crime Watch Facebook group for all the latest crime news in the county.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here