Federal authorities in Seattle on Monday charged two women with a terrorist attack on train tracks, suggesting they were working with an anarchist community to stand in solidarity with a Native American tribe to oppose the construction of a natural gas pipeline across the Canadian province of British Columbia by trying to derail trains in Washington state.Samantha Frances Brooks, 27, and Ellen Brennan Reiche, 23, were arrested Saturday night in Bellingham, located in Whatcom County, which borders Canada, as they allegedly placed “shunts” on Burlington Northern Santa Fe tracks, according to a complaint filed by the U.S. Attorney’s Office in...