Albuquerque Fire Rescue

Three people died and 18 first responders were quarantined after exposure to an unknown substance at a residence in Mountainair, New Mexico. The substance is believed to spread through contact but not airborne, with authorities establishing a secure perimeter and working to identify it. Two first responders remain in serious condition at University of New Mexico Hospital.

Three people are dead and over a dozen first responders were treated for exposure to an unknown substance in New Mexico. The responders experienced symptoms including nausea and dizziness after being called to a home for a suspected drug overdose. Authorities have established a secure perimeter around the home.