Law & Order (1990)
S04E01 Sweeps
During a heated episode of a contentious talk show, a guest is murdered live on air. At the same time, Logan and Briscoe find themselves under the leadership of a new lieutenant, Anita Van Buren, while Stone welcomes a new colleague to his team. As the investigation unfolds, both the police and the district attorney work to bring the show's confrontational host to justice.