Javier Alejandro Ramos-Velderrain, of Tucson, was convicted by a federal jury in October of giving a false address when he bought a Barrett BMG .50 caliber rifle, one of the most high-powered ...

A yearlong investigation shows the depth of the gun trafficking problem and how ATF oversight of gun dealers can reduce ...

These blue pills appear to be oxycodone but are laced with fentanyl. U.S. Attorneys Office for Utah via AP, File by Sean ...

New research exposes how U.S. firearms fuel Mexican cartel violence, with trafficking estimates far exceeding previous ...

And a Barrett .50-caliber rifle used in the ambush was traced to a sale in a U.S. gun shop in Texas 4½ years before. Many military-grade weapons like these are trafficked into Mexico from the U.S ...