American Airlines (Dallas/Fort Worth) yesterday (March 11) added its own dramatic incident over the skies of New York City. Flight AA 309 operated by McDonnell Douglas DC-9-83 (MD-83) N971TW (msn 53621) departing from La Guardia Airport at 0817 local time was involved in the incident. The crew declared an emergency with an engine failure and diverted the aircraft to JFK and landed safely at 0835. In the transit engine parts fell to the ground in Queens.