As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1479, DCA-FLL. DIVERTED TO IAD. AT 1500 FT APPROX WE HEARD A VERY LOUD BANG GOT AN INDICATION OF AN ENGINE STALL AND A/C SLOWED. WE DECLARED AN EMERGENCY AND LANDED AT IAD 800 LBS OVERWEIGHT; PREFORM TSM FOR ENG STALL. R & R VSV ACT. OVERWEIGHT LANDING INSPECTION & BORESCOPE ON NR 2 ENG. AIRCRAFT IS RETURNED TO SERVICE.