State police and federal agents blocked Williamson Road while searching the gun shop of Darrell Sivik. (JACK HANRAHAN/Erie Times-News) By JOHN BARTLETT john.bartlett@timesnews.com MEADVILLE: A Crawford County gun dealer known for his outspoken criticism of government power was arrested on firearm violations Thursday after heavily armed federal agents raided his West Mead home and adjacent business. Agents with the Bureau of Alcohol, Tobacco, Firearms and Explosives served a search warrant and took self-proclaimed "patriotic, Christian American" Darrell Sivik into custody at about 9 a.m. He was arraigned at about 4 p.m. in Erie before Federal Magistrate Susan Paradise Baxter....