Jason Servis and two veterinarians involved in the scheme to allegedly drug race horses could be spending considerable time in prison after the United States Attorney for the Southern District of New York released a superseding indictment Friday that includes the charge of Mail and Wire Fraud Conspiracy. The maximum sentence under federal guidelines for the charge is 20 years. Five individuals named in the original indictment were not included in the superseding indictment, including former Servis assistant Henry Argueta. That could lead to speculation that the five are cooperating...