The prosecution is expected to rest later today in the trial of six former Philadelphia Traffic Court judges who allegedly fixed tickets.
Former judge Kenneth Miller previously pleaded guilty to fraud in the federal ticket-fixing case and is testifying as part of a plea deal.
Former narcotics officer Jeffrey Walker is at the center of continuing grand jury investigation and has been cooperating with authorities since shortly after his arrest in May of 2013.
Former court administrator William Hird pleaded guilty to 18 counts of mail and wire fraud and lying to investigators.
Former officer Gary Cottrell was indicted on charges that he operated as a loan shark while he was employed with the police department. Cheryl Stephens is accused of lying to a grand jury.