When most people talk about mental illness on the streets of Portland, they're usually talking about the visible kind. That often means psychosis. While psychosis can happen for any number of reasons, it's often paired with — and complicated by — addiction, homelessness and a history of trauma. Read more: https://www.kgw.com/article/news/local/the-story/psychosis-addiction-homeless-portland-seattle/283-be1d2dda-9298-4fbd-9831-2ccbe2514e2d 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