Lincs Police are appealing for witnesses and information after a woman was assaulted in Blyton.
At around 11pm on Monday, May 9, a woman, aged in her 60s, was in a property in St Martins Close when there was a knock at the door.
She opened the door and was punched in the face, which caused bruising and swelling.
The offender, who ran off following the incident, is described as a white man, around 5ft 10in in height, aged in his mid to late twenties, of slim build and wearing a light grey hooded top with the hood up.
If you witnessed this incident or have any information that could help the enquiry please contact Lincs Police on the non-emergency number 101 quoting incident 101 of 564 of May 9.
Alternatively contact the independent charity Crimestoppers anonymously on 0800 555 111.