Investigators have raided police stations across Seoul as part of their probe into the Halloween stampede that killed 156 people

Investigators have raided police stations across Seoul as part of their probe into the Halloween stampede that killed 156 people.

They seized internal reports containing information about emergency calls on the night of the crowd crush.

Most important to the investigation, is the Yongsan police station, responsible for overseeing nightlife in the area where the incident happened.

There have been reports of ‘inadequate’ crowd control on the night in narrow alleyways.

The investigation comes amid widespread public anger, as families of loved ones try to piece together where it all went wrong.