There's bad news and even more bad news awaiting Law & Order fans this morning. The bad news: A major character is leaving NBC's long-running drama. And the even more bad news: It ain't Elisabeth Rohm's Serena Southerlyn. According to The Hollywood Reporter, Jerry Orbach who spent 12 years on the beat as Det. Lennie Briscoe will depart the show at the end of the season. However, there's buzz that the veteran actor may take a role on the upcoming fourth installment of the franchise, Law & Order: Trial by Jury, which will follow a criminal case from arraignment to the jury's verdict.