ARRESTED:

01/01/1998 at 12:00 AM EST

Michael Ian Campbell, 18, of Cape Coral, Fla., by federal agents, Friday. He has been charged with making a threat (in an AOL chat room) against Columbine High School that frightened officials enough to close the school, scene of an April massacre. The U.S. Attorney's office in Denver declined to disclose the nature of the charges.