At least 20 people were injured in a training exercise at the Marine Corps base at Twentynine Palms, California on Thursday, officials said.
According to NBC, citing fire officials, about two dozen people were injured. Other reports said 20 were hurt.
UPDATE: Most injuries at Marine base related to inhalation of substance during live-fire, ‘urban-operations’ exercise @WKYC #TwentyNinePalms
— Grant deBruin (@GrantdeBruin82) February 13, 2015
Most injured at Twentynine Palms are inhalation-related during a training exercise. No deaths. http://t.co/BM5dLWdW8N pic.twitter.com/1XemYH9aPZ
— M. Alex Johnson (@MAlexJohnson) February 13, 2015