He said the police had failed to interview these witnesses.
Army units were called in after the police failed to bring order.
We've taken the law into our own hands only because the police have failed!
But the mother and son said that the police failed them.
The police tried to prevent any further distribution of the information but failed to do so.
The police and other state authorities present at the location failed to take action to stop the violence.
The charges were dismissed after police failed to produce any evidence.
When police failed to control the situation, they were deployed.
It was hard to understand how the police had failed all those years ago.
The police who arrived on the scene failed to make any arrests.
