The Bureau of Alcohol Tobacco and Firearms and the metro area’s bomb squad assisted in the investigation.
Dillingham was charged with second-degree malicious mischief, reckless endangerment and possession of an explosive device. Officials declined to give a motive for the crime, citing an ongoing investigation.
Dillingham was expected to appear in Skamania County Superior Court on Monday afternoon.
David Edwards has served as an editor at Raw Story since 2006. His work can also be found at Crooks & Liars, and he's also been published at The BRAD BLOG. He came to Raw Story after working as a network manager for the state of North Carolina and as as engineer developing enterprise resource planning software. Follow him on Twitter at @DavidEdwards.
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