A violent white supremacist inmate, who had planned to stab a congressman visiting a Florence prison, threatened Friday to have the sentencing judge killed.

Inmate Jay Gregory told Chief U.S. District Judge Edward Nottingham "I hunger for revenge" and regrets he "will not be able to (urinate) on your grave next to (murdered Denver talk show host) Alan Berg."

The inmate told the judge he will arrange for someone else "to carry out what I am unable to do. I will inflict a wound on you and on the nation."

Berg was killed in his driveway in 1984 by a white nationalist group called The Order. […]