An ATF Post Blast Investigative Techniques class begins with a controlled explosion. Then, students are brought in to identify the components used to blow up cars. “They are able to take those ...

ATF officials believe that the device was planted outside the car of retired Jefferson County Sheriff’s Office Reserve Deputy John McQuillen by his son Brandon McQuillen before the shooting.

A two-year ATF sting intended to crack down on illegal guns and drugs in the San Francisco area lead to the arrests of more than 75 people. ATF authorities said it was the largest bust of its kind in ...