A policeman's house was fired upon at night with over 20 shots on October 28, 2017. In the house were the policeman and his family, including two children.
No one was injured and the family was moved and cared for in a sheltered location.
The incident received national attention and sparked debate about the vulnerability of police officers.
A young man was arrested shortly afterwards but released.
New people were suspected but no one was convicted of the crime and it was dropped.
In the clip, Mikael Eriksson, head of the cold fall group, talks about the group's motto.