国际英语新闻：3 shot dead, 4 wounded in U.S. state of New Mexico

"They are on site now working with employees," Ramirez said. "The Rio Rancho police, Albuquerque police, state police and the Bernalillo County Sheriff's Office are working together to piece together what happened this morning."

All those wounded were taken to University of New Mexico Hospital.

Billy Sparks, a University hospital spokesman confirmed that two victims were undergoing medical procedures and two others were considered stable.

More than 80 employees of the company have been taken in small groups to a nearby community center for police interviews.

Emcore Corporation makes compound semiconductor-based components and subsystems for the broadband, fiber optic, satellite and terrestrial solar markets.

Until recently, Emcore had employed about 500 in Albuquerque. The recession, however, led to layoffs since last year.