article_snippet.sent: Twenty years later, domestic terror threats range from white supremacists to eco-terrorists to anti-government extremists and radical separatist groups, according to the FBI.
article_snippet.sent: the FBI's goal, of course, is to prevent "homegrown attacks" before "homegrown attacks happen.
article_snippet.sent: When acts of domestic terror do occur, the the FBI investigates and tries to catch those responsible.
highlights_snippet.sent: Today's domestic terror threats range from eco-terrorists to anti-government extremists .