U.S.-Canada Trade War: Canada and the U.S. are locked in a tariff standoff after talks collapsed, with new U.S. duties on about $28B CAD in Canadian goods and Canada matching dollar-for-dollar—raising alarms for agriculture, trucking, and packaging supply chains. Hormuz Shipping: Iran and Oman say they’ve agreed on a temporary Strait of Hormuz shipping route and mine-clearing plans, but warn the corridor won’t fully reopen until U.S. commitments are met—keeping global energy logistics on edge. Port Congestion Risk: Panama Canal drought is forcing fewer daily transits in September, with slot caps and draft limits that could ripple through U.S.-bound freight. Postal Disruption: USPS service was abruptly halted for a Cape Coral, Florida neighborhood, leaving residents without medications and key parcels while other carriers still deliver. Air Travel Rules: American Airlines tightened its 24-hour cancellation/refund option, requiring tickets bought at least 7 days before departure to qualify. Road & Rail/Local Ops: Missouri DOT bridge replacement work will close lanes and ramps on U.S. 71 at Bannister Road; Illinois begins interchange repairs on U.S. 52/I-39 with ramps staying open but narrower. Safety & Incidents: A California man was arrested near the U.S. Capitol after police found a guillotine in his truck bed; a Gilpin County Black Hawk helicopter “aviation mishap” is under investigation.