An incident occurred at Boston's airport involving two jets, according to an aviation expert. The expert stated that a Delta Air Lines jet was approximately 300 feet from an American Airlines plane during the close call. This proximity forced the Delta aircraft to abort its landing attempt.

The Federal Aviation Administration has launched an investigation into the incident. Details about the incident are limited, but the FAA's investigation is ongoing. For more information about the close call and the FAA's investigation, readers can refer to the source for further details and updates as they become available.