What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) On November 30, 2000, at 1800 EST, a Boeing B-757-223, N638AA, operated by American airlines, flight 1818, from miami international airport to las vegas, NV., reported severe left engine vibration. The engine was shutdown and the flight was diverted to Tampa International Airport and landed without incident. After being at LG350 for approx. 15 minutes at mach 815, the left engine vibration scale went yellow band, over 4.5. The engine was shut down per checklist.
As the FAA filed it
(-23) ON NOVEMBER 30, 2000, AT 1800 EST, A BOEING B-757-223, N638AA, OPERATED BY AMERICAN AIRLINES, FLIGHT 1818, FROM MIAMI INTERNATIONAL AIRPORT TO LAS VEGAS, NV., REPORTED SEVERE LEFT ENGINE VIBRATION. THE ENGINE WAS SHUTDOWN AND THE FLIGHT WAS DIVERTED TO TAMPA INTERNATIONAL AIRPORT AND LANDED WITHOUT INCIDENT. AFTER BEING AT LG350 FOR APPROX. 15 MINUTES AT MACH 815, THE LEFT ENGINE VIBRATION SCALE WENT YELLOW BAND, OVER 4.5. THE ENGINE WAS SHUT DOWN PER CHECKLIST.