Every week, the TDN posts a roundup of the relevant Horseracing Integrity and Safety Act (HISA) related rulings from around the country. The following rulings were reported on HISA's "rulings" portal and through the Horseracing Integrity and Welfare Unit's (HIWU) "pending" and "resolved" cases portals. In this week's rulings, trainer Peter Miller has been suspended 15 days and fined $2,500 after his trainee Forgiving Spirit tested positive for Tramadol after finishing third at Del Mar Aug. 10 last year. The suspension began on Feb. 7. Tramadol is Class B controlled...