TYLER -- An itinerate gun dealer caught with a cache of poison gas, machine guns and other weapons in an East Texas storage facility was sentenced Tuesday to more than 11 years in federal prison. But William J. Krar's motives, and those of his common-law wife, Judith Bruey, remain unknown to federal officials, who cast the case as a victory against domestic terrorism. "To the extent there was any plot to use these weapons, that plot was thwarted," said U.S. Attorney Matthew Orwig of the Eastern District of Texas. The couple has given only limited statements to investigators since their...