A months-long investigation by the Horseracing Integrity and Safety Authority (HISA) has determined that there was no specific cause for the 12 equine fatalities that occurred at Churchill Downs this past spring. The detailed study released Sept. 12, however, has yielded a newly created "strategic response plan" that HISA believes "will either contribute meaningfully to the reduction of equine fatalities or allow further study and analysis for future implementation if confirmed by the data." Speaking at a press conference that followed the release of the investigation's findings, Lisa Lazarus, HISA's...