A federal judge in Portland, Maine, sentenced two anti-government extremists for their actions in assisting convicted New Hampshire tax protesters Ed and Elaine Brown during an armed standoff with federal agents in 2007.

A U.S. district judge in Pennsylvania sentenced a former tax protester turned government informant to 14 months in federal prison for conspiracy to defraud the IRS.

A Chief U.S. District Court Judge sentenced Richard T. Serafin to nearly seven years in federal prison for firearms violations.

The California Supreme Court unanimously upheld the first death sentence for a hate crime in the state.

Jose Padilla has been indicted by a federal grand jury for conspiracy to "murder kidnap and maim" people.

Federal authorities have arrested a Maryland man for allegedly providing and conspiring to provide support to a Pakistani terrorist group. 

An American-born Muslim cleric has been sentenced to life in prison for providing instructions on how to reach a terrorist training camp. 

A University of Arkansas graduate student has been arrested for allegedly planning to join a Middle East terrorist group. 

There are signs that the most active environmental extremist movement in the United States may have been responsible for burning down luxury homes in a Seattle suburb.

James C. Kopp, 52, convicted murderer of Dr. Barnett A. Slepian, has been assigned to a high-security prison to serve a life sentence.