Hull was indicted in March 2003 for witness tampering, and instructing persons on procedures for creating destructive devices.
[2] He was arrested by the Pittsburgh Joint Terrorism Task Force, which consists of federal, state and local law enforcement agencies.
According to the Southern Poverty Law Center, Hull published a newsletter in which he urged readers to write Timothy McVeigh "to tell this great man goodbye.
"[4] In 2003, during an FBI "sting operation" Hull said he wanted grenades to be used to "blow up" abortion clinics.
[5] Hull's conviction was reversed in part when the United States Court of Appeals for the Third Circuit ruled possession of a pipe bomb in and of itself did not constitute a federal "crime of violence".