SEATTLE (AP) - Washington state lost a major legal battle Friday, which could force it spend nearly $2 billion to restore salmon habitat by removing barriers that block fish migration. A panel of the 9th U.S. Circuit Court of Appeals last year affirmed a lower court’s 2013 ruling ordering the state to fix or replace hundreds of culverts - large pipes that allow streams to pass beneath roads but block migrating salmon. Idaho and Montana joined Washington state in asking the appeals court to reconsider the case. Washington had sought a rehearing, arguing in part that the court’s decision forces...