![Thumbnail for John Quirk Has Died](https://horse-sport.s3.ca-central-1.amazonaws.com/wp-content/uploads/2012/04/06195131/JohnQuirk.jpg)
John Quirk, a dynamic force on the US equestrian scene as a writer, journalist, publisher and breeder, has died. Quirk had multiple careers during his life, including Navy fighter pilot, entrepreneur, novelist and owner of an automotive engineering business in Detroit. In the 1960s he was a part-owner of the San Diego Chargers football team. […]