![Police Service of Northern Ireland](https://cdn.newsserve.net/en/knowledge/Police-Service-of-Northern-Ireland_20190128.jpg)
Why did it take so long to look for Katie's killer?
A senior PSNI officer is accused of being resistant to investigating Katie Simpson's death as murder.
BBC News
The Police Service of Northern Ireland, is the police service responsible for law enforcement and the prevention of crime within Northern Ireland.
A senior PSNI officer is accused of being resistant to investigating Katie Simpson's death as murder.