A United Airlines flight from Denver to San Diego was delayed after a live bullet was found on board before departure. Passengers were asked to leave the aircraft while security personnel carried out a sweep, highlighting the disruption and security concerns that even a single piece of ammunition can cause at an airport.

The incident involved United Flight 1302 at Denver International Airport on Thursday. The available report does not state who found or owned the bullet, whether anyone was detained, or how long the delay lasted.