science environmentUnion Pacific Sues For Exemption To Columbia River Gorge Scenic Area RulesBy Cassandra Profita (OPB)Jan. 11, 2017 6:45 p.m.📨 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