If you missed it live, you can catch it on the CBC website here:
"Fireside Al" Maitland reads Frederick Forsyth's "The Shepherd" - As It Happens - CBC Player
You can also find it on YouTube:
CBC published an item on the probable geography and the possible location of "RAF Minton":
"Where did the pilot fly in Frederick Forsyth's "The Shepherd""
Where did the pilot fly in Frederick Forsyth's "The Shepherd" | As It Happens with Carol Off and Jeff Douglas | CBC Radio
Enjoy!