The man accused of building the firebomb used by Earth Liberation Front radicals to torch the University of Washington's Center for Urban Horticulture in 2001 pleaded not guilty Wednesday to several federal charges. Justin Solondz, 31, was arrested July 6 in Chicago after his expulsion from China, where he had been serving a prison term for selling drugs. A former student at The Evergreen State College in Olympia, Solondz is charged with conspiracy, arson, making an unregistered destructive device and using a destructive device during a violent crime, a charge that could result in a life sentence. ... Solondz was...