Twenty-two U.S. Marines were injured on Thursday in a training exercise at Twentynine Palms military base in Southern California, when a fire extinguisher system accidentally discharged inside an amphibious vehicle, officials said.
Twenty-two U.S. Marines were injured on Thursday in a training exercise at Twentynine Palms military base in Southern California, when a fire extinguisher system accidentally discharged inside an amphibious vehicle, officials said.