DENVER -- Federal prosecutors have named a suspect in the $12 million 1998 fires that hit Vail Mountain. The fires were the nation's costliest ecoterrorism attacks.

During a bail hearing in U.S. District Court in Oregon, Assistant U.S. Attorney Kirk Engdahl said Chelsea Gerlach, 28, of Portland is a prime suspect in five cases, including the fire at Vail

Gerlach was one of six people arrested in a string of ecoterrorism attacks in the Northwest. She has been indicted on charges she helped two others topple a Bonneville Power Administration high-tension line 25 miles east of Bend, Ore., on the night of Dec. 30, 1999.