Overview

• The envelope was discovered Sunday night in a mailbox on the 900 block of Marion Avenue after residents reported antisemitic comments.
• A hazardous materials team found no chemical threat after testing the suspicious letter.
• Highland Park police classified the incident as a hate crime and set up a dedicated hotline and email for tips.
• Authorities had already stepped up patrols near synagogues in response to rising global antisemitic incidents.
• The case follows recent antisemitic attacks in Washington D.C. and Boulder, Colorado, highlighting growing threats to Jewish communities.