A 14-year-old girl attacked her classmates with a firearm in a school on Thursday, killing one and injuring five others before turning the gun on herself, according to state news agencies and classmates. Russia’s Investigative Committee said that the incident occurred in Bryansk which borders the war-torn Ukraine.A 14-year-old girl attacked her classmates with a firearm in a school on Thursday, killing one and injuring five others before turning the gun on herself, according to state news agencies and classmates. Russia’s Investigative Committee said that the incident occurred in Bryansk which borders the war-torn Ukraine.