https://flightbrief.news/articles/doordash-air-part-135-in-house-drone-delivery/ FlightBrief en 2026-09-05T00:00:00.000Z DoorDash Built Its Own Drone Airline and Kept Its Partners https://flightbrief.news/articles/green-uas-blue-uas-cleared-list-pathway-2026/ FlightBrief en 2026-09-05T00:00:00.000Z Green UAS Became the Fast Route Onto the Blue UAS List https://flightbrief.news/articles/switchblade-600-51m-army-order-lasso-multi-sourcing/ FlightBrief en 2026-09-05T00:00:00.000Z The Army Bought $51M More Switchblades and Hedged Its Bets https://flightbrief.news/articles/wing-flytrex-shared-airspace-utm-emergencies/ FlightBrief en 2026-09-05T00:00:00.000Z Wing and Flytrex Now Share Airspace — But Not Emergencies https://flightbrief.news/articles/matternet-going-concern-sec-filings-2026/ FlightBrief en 2026-09-04T00:00:00.000Z Matternet Warns on Going Concern With Revenue Under $400,000 https://flightbrief.news/articles/xti-aerospace-going-concern-ceo-resignation/ FlightBrief en 2026-09-04T00:00:00.000Z XTI Aerospace Warns of Going-Concern Doubt After CEO Resigns