Florida polo horse death toll hits 21; cause as yet unknown

Associated Press - April 20, 2009 8:03 AM ET
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WELLINGTON, Fla. (AP) - Seven more polo horses have died overnight to bring the death toll to 21 animals that were supposed to play in a Florida tournament.
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Veterinarians are waiting for test results to determine why the horses fell ill and died in a short time before their match.
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The International Polo Club Palm Beach says the horses from the Venezuela-based Lechuza Caracas team were being unloaded from their trailers yesterday when two collapsed and others acted dizzy and disoriented.
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7 of the horses died on the polo club grounds and the rest died after they were taken away. The Palm Beach Post reported that seven more horses died overnight in treatment or en route.