Nashville investigators say they believe the teenager who opened fire in a high school and killed a girl before killing himself was influenced by material found on "harmful" sites.

Henderson, died after turning his handgun on himself, the Metropolitan Nashville Police Department confirmed ... the teens after cops cleared them. The federal Bureau of Alcohol, Tobacco, Firearms and ...

Three Nashville men with previous convictions for violent crimes or drug offenses are facing new federal charges related to ...

Henderson died after turning his handgun on himself, the Metropolitan Nashville Police Department ... The federal Bureau of Alcohol, Tobacco, Firearms and Explosives also responded to the scene ...

The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) is conducting an operation with other law enforcement agencies ...

Lauren Boebert announced on Thursday that she and a fellow Republican in the House of Representatives have introduced legislation to abolish the Bureau ... Alcohol, Tobacco, Firearms and Explosives.