A federal judge sentenced a member of a Pennsylvania militia group for selling illegal explosives.

Husband and wife New Hampshire anti-government extremists convicted on 11 felony charges.

Four anti-government tax protesters from the southern United States sentenced to federal prison.

The Tennessee Bureau of Investigation has added a white supremacist fugitive, wanted for the alleged murder of his girlfriend, to their list of Top Ten Most Wanted.

A white supremacist has pleaded guilty to murdering a New Mexico farmer as part of a murder-for-hire plot for drugs.  

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.