Officials awaited word Nov. 12 on whether a Churchill Downs-based horse euthanized Oct. 25 had West Nile virus (WNV). A preliminary diagnosis indicated Rocket Express, a 2-year-old colt, had contracted the virus.

The Kentucky State Veterinarian's office investigated the matter, and expected the results of tests by mid-November. The office was closed Nov. 12 for the Veteran's Day

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