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 "A Flight of Chariots"): A Flight of Chariots is a 1963 novel written by Australian author Jon Cleary about two friends who fly planes during the Berlin Airlift and Korean War then become involved in the space program.
Relevant evidence: No