State v. Keller

A Washington State Trooper had probable cause to believe that defendant was violating Washington traffic laws and initiated a stop in Washington; however, the trooper did not complete the stop until both he and defendant had travelled across the state line into Oregon. In a subsequent prosecution for driving under the influence of intoxicants (DUII), defendant moved to suppress the evidence obtained as a result of the trooper’s stop, arguing that the trooper had violated defendant’s right to be free from unreasonable searches and seizures under Article I, section 9, of the Oregon…