Barred trainer Jorge Navarro, the most notorious and prominent defendant in the international racehorse doping scandal that rocked the racing industry when the feds arrested 28 alleged conspirators in March 2020, has just been granted an Aug. 11 change-of-plea hearing at which he is expected to alter his initial "not guilty" plea from last year. This bombshell change in the case could mean a new pleading of "guilty" is in the pipeline for Navarro, perhaps as part of a sentencing bargain that has played out behind the scenes between federal...