Philip Serpe, a licensed trainer since 1984 who has maintained a nearly violation-free record while campaigning graded stakes winners up and down the East Coast, is fighting "banned substance" sanctions involving the alleged detection of clenbuterol in an Aug. 10 Saratoga Race Course winner he trained by suing the Horseracing Integrity and Safety Authority and the Federal Trade Commission (FTC) in federal court. Serpe's Oct. 17 lawsuit in United States District Court (Southern District of Florida) cites the purported unconstitutionality of the Horseracing Integrity and Safety Act (HISA), "because, first,...