Eric Holder urges countries to enact new criminal laws that clamp down on suspects . He cites `` violent extremists fighting today in Syria , Iraq or other locations '' U.S. intelligence estimates that nearly 7,000 foreign fighters have traveled to Syria . The United States has identified more than 100 individuals who are believed to be part of the terrorist group ISIS and may pose a threat here at home as well as abroad.
Eric Holder urges countries to enact new criminal laws that clamp down on suspects . He cites `` violent extremists fighting today in Syria , Iraq or other locations '' U.S. intelligence estimates that nearly 7,000 foreign fighters have traveled to Syria . Holder urges nations to share information about nationals who try to travel to Syria to fight .