Question: This American author, known for historical fiction, wrote a novel that vividly depicts the Berlin Airlift near its end.  Who is he?
Sentence (from "Armageddon: A Novel of Berlin"): The description of the Berlin Airlift is quite vivid as is the inter-action between people of the five nations involved as the three major Western Allies rub along with the Soviet occupiers of East Berlin and East Germany.
Relevant evidence: Yes