Aug. 23 on The Story: Federal law enforcement agencies are fighting a constant battle to try to disrupt the flow of illegal drugs, including in Portland. Tonight on The Story, Assistant U.S. Attorney Will McLaren walks us through one such operation, which was carried out over four years and ultimately took down three separate organized drug rings thought to be responsible for bringing large quantities of meth, heroin and fentanyl into Oregon. Watch more The Story videos: http://bit.ly/watchTheStory Follow The Story on Twitter: https://twitter.com/TheStoryKGW Follow The Story on Instagram: https://instagram.com/thestorykgw