AIRWAY HEIGHTS, Wash. (AP) — A Washington state importer has agreed to pay a third fine stemming from a federal investigation that found it was trying to cheat emissions testing standards. DDM Imports of Airway Heights has agreed to pay $66,622 after an inspection of two Ford F-350s at the Canadian border revealed evidence of tampering with emission controls. The EPA announced the penalty Wednesday. The trucks were discovered during a check at the crossing in Eastport, Idaho. DDM Imports has been fined twice before for similar infractions. The company has agreed to pay $134,022 in fines to date.