Original sentence: In 1997, Channel 4 (UK) screened a documentary in its Secret History series entitled "The Tragedy of HMS Glorious" and interviewed one of the surviving RAF pilots
Edited sentence: In 1997, Channel 4 (UK) screened a documentary in its Secret History series entitled "The Tragedy of HMS Glorious" and a surviving RAF pilot and other Royal Naval personnel.Witnesses from Glorious and the cruiser Devonshire stated that an enemy sighting report had been transmitted by Glorious and received correctly in Devonshire but that the latter ship continued on its course and maintained radio silence for essential operational reasons