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Dr. Catherine Kohn, a specialist in internal medicine and a professor in the Department of Clinical Sciences at The Ohio State University School of Veterinary Medicine, will answer your questions about equine herpesvirus (EHV) during a special edition of bloodhorse.com's "Talkin Horses" today from noon-1 p.m. She joins senior correspondent Steve Haskin, who will answer questions about horses preparing for this Saturday's Preakness Stakes (gr. I).Dr. Kohn is not directly involved with the situation at Churchill Downs that has led to a quarantine of three barns, but she has first-hand experience working during a herpesvirus outbreak in Ohio. Click below to join chat and ask Dr. Kohn any questions you have about EHV.