Investigators, including those examining many of the dead horses at the University of Florida's veterinary school, say it could be days before they unravel the toxicological mystery.
And obscure poisons have long been a specialty of Russia's secret police, going back to a "toxicological office" that reported to Lenin personally.
The 1,400 new agents, said a government statement, passed "a strict selection process that included psychological and toxicological tests, as well as the necessary investigations .
Coroner ID's body pulled from river weir near park The coroner's office Wednesday identified the man as 31-year-old Jesse Richard Zendejas. The cause of death determination is pending toxicological studies, the coroner's office said.
July 3, 2013 - Eyewitness News Bakersfield