SUN VALLEY, Idaho (AP) — Police in Sun Valley say one construction worker has died and three others have been injured in an accident at a housing development.

Police say a wall at a townhouse development under construction collapsed Friday afternoon. The Times-News reports that police say three workers were trapped by the collapse while a fourth injured person was driven to a hospital. The Blaine County coroner's office says 46-year-old Ricardo Ayala-Martinez died in the collapse.

The condition of the injured workers was not immediately available Friday evening. The newspaper says federal Occupational Safety and Health Administration investigators were responding.