HealthPortland Legionnaires’ outbreak is ongoing, despite mitigation effortsBy Erin Ross (OPB)June 24, 2021 10:45 p.m.How do you trace an outbreak when the bacteria sickening people is everywhere.📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up