Michael Knight and Lex Devlin agree to defend a jockey accused of murdering a fellow jockey during a race at Boston's Suffolk Downs. But the two end up in the middle of a conflict between Boston's Irish Mafia and remnants of the terrorist branch of the Irish Republican Army.

Black Diamond 2013, Oceanview Publishing

ISBN-13: 9781933515991

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Black Diamond 2011, Oceanview Publishing

ISBN-13: 9781608090228

Hardcover

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