They've got muck; we've got rakes. TPM Muckraker
"Today, Mr. Harpham faces the consequences of his hate-filled act," Laura M. Laughlin, special agent-in-charge of the FBI's Seattle office, said in a statement. "A prototypical 'lone wolf' such as Mr. Harpham presents a particularly vexing threat--with nothing foreshadowing a carefully planned attack."
As TPM reported, federal authorities were able to track down Harpham because they noticed an unusually high number of sales of quarter-ounce fishing weights -- the kind used in the bomb -- at a Walmart in Colville, Washington.