What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
April 7, 2013 frontier airlines flight 151 enroute from Denver,CO. To jackson,WY. Experinced a bird strike to the #1 engine shortly after take off. Flight crew noted a high vibration on the number one engine and set idle thrust. Flight crew declared an emergency and return to Denver with no further incident. Flight crew was met by Denver fire and rescue and shut down number one engine. Frontier flight 151 returned to gate under its own power and passengers deplaned.
As the FAA filed it
APRIL 7, 2013 FRONTIER AIRLINES FLIGHT 151 ENROUTE FROM DENVER,CO. TO JACKSON,WY. EXPERINCED A BIRD STRIKE TO THE #1 ENGINE SHORTLY AFTER TAKE OFF. FLIGHT CREW NOTED A HIGH VIBRATION ON THE NUMBER ONE ENGINE AND SET IDLE THRUST. FLIGHT CREW DECLARED AN EMERGENCY AND RETURN TO DENVER WITH NO FURTHER INCIDENT. FLIGHT CREW WAS MET BY DENVER FIRE AND RESCUE AND SHUT DOWN NUMBER ONE ENGINE. FRONTIER FLIGHT 151 RETURNED TO GATE UNDER ITS OWN POWER AND PASSENGERS DEPLANED.