The police responding to the attack encountered firing so intense that they struggled to tell how many gunmen were on the scene, an official said.

​The police responding to the attack encountered firing so intense that they struggled to tell how many gunmen were on the scene, an official said. NYT > World NewsMass Shootings, Murders, Attempted Murders and Homicides, Campus Risbergska (Orebro, Sweden), Orebro (Sweden), Sweden, Forensic Science