Reducing runway incursions—incidents involving unauthorized aircraft, vehicles, or people on a runway—has been a longstanding challenge for FAA. Since the beginning of January 2023, there has been a series of incidents where aircraft have come dangerously close to each other on runways at commercial airports. In response, FAA has taken several actions intended to prevent and mitigate these incursions, including a Call to Action by the FAA Acting Administrator that (1) formed a safety review team focusing on the U.S.