Every week, the TDN posts a round-up of the relevant Horseracing Integrity and Safety Act (HISA) related rulings from around the country. Among this week's rulings, trainer Charles Essex has been suspended for 15 days and fined $1,000 after his trainee, The Golden Egg, tested positive for acepromazine after finishing second at Emerald Downs May 31. A ubiquitous sedative across the nation's backstretches, acepromazine is a Class B controlled medication under HISA, a maximum first-time violation for which is what the Horseracing Integrity and Safety Unit (HIWU) meted out to...