Every week, the TDN posts a roundup of the relevant Horseracing Integrity and Safety Act (HISA) related rulings from around the country. Among this week's rulings, trainer Carlos Mancilla has been suspended for 15 days for a post-race Gabapentin positive from Sept. 10, and fined $1,000. Gabapentin, a Class B controlled medication, is an anti-seizure medicine for humans that is also used to treat complications from shingles. According to the final ruling by an internal adjudication panel, Mancilla said that the positive probably came about because of the horse, Cara...