Original sentence: On September 11, 2001, after the FAA closed down U.Ultimately, 255 flights carrying 44,519 passengers were diverted to 15 Canadian airports.airspace after a series of terrorist attacks on the World Trade Center and the Pentagon, Collenette acted swiftly and shut down Canadian airspace in order to take in diverted U
Edited sentence: Collenette acted swiftly and shut down Canadian airspace to take in diverted U.He'll never be forgotten for his role in landing 255 flights carrying 44,519 passengers that were diverted to 15 Canadian airports.If there's anything people will most remember Collenette for, it will be the actions he took on September 11, 2001 after the FAA closed down U.airspace after a series of terrorist attacks on the World Trade Center and the Pentagon