HOUSTON --- Six people were killed and four hospitalized in an office shooting at fiber optics manufacturer in southeast Albuquerque, the capital of US state of New Mexico Monday.

Albuquerque police chief Ray Schultz said a gunman opened fire at the factory, killing five people and wounding four others before killing himself.

Investigators say the incident occurred at around 9:30 am local time in a conference room in the Emcore Fiber Optics building, adding that roads in the area have been closed down.

Authorities ask people near the scene to stay inside their home.