What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
14 CFR part 91 flight, declared an emergency after takeoff due to excessive vibration. The aircraft returned to field without incident and was able to taxi back to ramp. After landing, it was discovered the left upper and lower engine cowls had become unsecured on takeoff. Damage sustained to left engine cowls, forward engine firewall, and minor damage on the aircraft left bottom horizontal stabilizer. No injuries to the crew or passengers of the aircraft.
As the FAA filed it
14 CFR PART 91 FLIGHT, DECLARED AN EMERGENCY AFTER TAKEOFF DUE TO EXCESSIVE VIBRATION. THE AIRCRAFT RETURNED TO FIELD WITHOUT INCIDENT AND WAS ABLE TO TAXI BACK TO RAMP. AFTER LANDING, IT WAS DISCOVERED THE LEFT UPPER AND LOWER ENGINE COWLS HAD BECOME UNSECURED ON TAKEOFF. DAMAGE SUSTAINED TO LEFT ENGINE COWLS, FORWARD ENGINE FIREWALL, AND MINOR DAMAGE ON THE AIRCRAFT LEFT BOTTOM HORIZONTAL STABILIZER. NO INJURIES TO THE CREW OR PASSENGERS OF THE AIRCRAFT.