An airport hanger collapsed in Boise (Idaho) leaving at least three dead and nine injured

The authorities immediately responded to the scene to begin rescue efforts and open an investigation into the incident.

A private hangar under construction collapsed near the Boise (Idaho) airport killing at least three people and injuring nine others, five of whom are in critical condition, according to authorities.

The incident occurred on Wednesday afternoon. The Boise Fire Department, the Boise Police Department and other local authorities responded to the scene to rescue the bodies of the victims and the injured.

"Tonight, there was a catastrophic collapse of a metal structure at a construction site. First responders found a hectic scene and worked to secure and rescue victims. The Boise Airport, City of Boise, and all first responders extend their deepest sympathies to those impacted," Boise Fire Department Chief of Operations Aaron Hummel said in a statement.

The collapsed structure was made of steel. Authorities claim that the investigation is already underway and more information will be available soon.