Trump administration appeals tear gas restrictions near Portland ICE buildingBy Troy Brynelson (OPB)March 16, 2026 11:21 p.m. Updated: March 17, 2026 5:58 p.m.Attorneys for the U.S. Department of Justice have pushed back at claims that chemical munitions created conditions akin to a public water crisis. 📨 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